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全部话题 - 话题: flowing
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f**********g
发帖数: 2252
1
来自主题: _pennystock版 - Bot ZSTN today
http://seekingalpha.com/article/234338-zst-digital-networks-deceptive-business-bad-investment?source=yahoo
ZST Digital Networks: Deceptive Business, Bad Investment
ZST Digital Networks (ZSTN) came public in October 2009 and raised $25
million by offering 3.1m shares at $8 per share. The offering was led by
Rodman & Renshaw and Westpark Capital, two ubiquitous underwriters in the
market for bringing Chinese companies public in the U.S. through reverse
takeovers (RTOs).
There are plenty of recent ... 阅读全帖
y*****l
发帖数: 5997
2
来自主题: _pennystock版 - 大牛们帮我看看 CBEH ?
你说zstn做的报告不错?雅虎上说作假账。听谁的?
http://seekingalpha.com/article/234338-zst-digital-networks-deceptive-business-bad-investment?source=yahoo
ZST Digital Networks: Deceptive Business, Bad Investment
ZST Digital Networks (ZSTN) came public in October 2009 and raised $25
million by offering 3.1m shares at $8 per share. The offering was led by
Rodman & Renshaw and Westpark Capital, two ubiquitous underwriters in the
market for bringing Chinese companies public in the U.S. through reverse
takeovers (RTOs).
T... 阅读全帖
R*****d
发帖数: 1148
3
来自主题: History版 - 大夏(Bactria)是什么文明?
说得好。我来放个马后炮,补充一下西方的原始文献,斯特拉波--此人大致与王莽同时
--撰写的《地理学》,十一卷十一章部分文字(篇幅限制,不好贴太多,大家要是感兴
趣,网上随便一搜就能找到这本书):
11.11.1 As for Bactria, a part of it lies alongside Aria towards the north,
though most of it lies above Aria and to the east of it. And much of it
produces everything except oil. The Greeks who caused Bactria to revolt grew
so powerful on account of the fertility of the country that they became
masters, not only of Ariana, but also of India, as Apollodorus of Artemita
says: and more tribes were sub... 阅读全帖
c**i
发帖数: 6973
4
(1) We in Taiwan know little about China--maybe sadly. Hence I have no say.
However, I will recommend a comprehensive cover story.
泡汤城市: 地下不通,地上则痛。大雨浸泡的不仅是人民和车子,也报括城市的规划理
念。南都周刊, May 31, 2011
http://past.nbweekly.com/Print/776.shtml
, which is made up of four articles
(a) 都市水患 致命的约会: 李淑芬从清远赶来广州和男友相会,庆祝她的20岁生日。
然而,繁华都市的一场暴雨却夺去了她的生命。
(b) 广州“水战”: 一周三场罕见暴雨之后,所有广州人都在问同一个问题:在持续多
年耗费巨资的排水系统改造后,这座治水模本城市为什么还会一次次在暴雨面前沦陷?
(c) 青岛古力, 一百年前的远见: 战败的德国人给日本人,留下了一座号称“东方瑞士
”的现代化城市。其中,极具现代意识的城市下水管网,让100年后的青岛人依旧受益。
(... 阅读全帖
c****e
发帖数: 1628
5
注意这段话"Current evidence from archaeology indicates that cast iron was
first produced in Europe at two sites in Sweden, Lapphyttan and Vinarhyttan,
sometime between 1150 and 1350"并且有可能是蒙古人从中国带过去的。
中国汉代就知道把生铁和“熟铁”合炼,调节铁碳含量而成钢。也就是所谓的“灌钢
”。
在欧洲,直到17世纪才认识到这一点。
Medieval Iron and Steel -- Simplified
Bert Hall
Institute for the History and Philosophy of Science and Technology
University of Toronto
----------------------------------------------------------------------------
----
Iron is one of the most us... 阅读全帖
c****e
发帖数: 1628
6
注意这段话"Current evidence from archaeology indicates that cast iron was
first produced in Europe at two sites in Sweden, Lapphyttan and Vinarhyttan,
sometime between 1150 and 1350"并且有可能是蒙古人从中国带过去的。
中国汉代就知道把生铁和“熟铁”合炼,调节铁碳含量而成钢。也就是所谓的“灌钢”。
在欧洲,直到17世纪才认识到这一点。
Medieval Iron and Steel -- Simplified
Bert Hall
Institute for the History and Philosophy of Science and Technology
University of Toronto
----------------------------------------------------------------------------
----
Iron is one of the most use... 阅读全帖
l*****h
发帖数: 709
7
There are six main systems of aqueducts and infrastructure that redistribute
and transport water in California: the State Water Project, the Central
Valley Project, several Colorado River delivery systems, the Los Angeles
Aqueduct, the Tuolumne River/Hetch Hetchy system, and the Mokelumne Aqueduct.
The State Water Project[edit]
See also: California State Water Project and California Aqueduct
An aerial view of the California Aqueduct at the Interstate 205 crossing
west of Tracy
The California Sta... 阅读全帖
e****a
发帖数: 4783
8
来自主题: Automobile版 - SAE OBD II error code list
P0100 Mass or Volume Air Flow (MAF) Circuit Malfunction
P0101 Mass or Volume Air Flow (MAF) Circuit Range/Performance Problem
P0102 Mass or Volume Air Flow (MAF) Circuit Low Input
P0103 Mass or Volume Air Flow (MAF) Circuit High Input
P0104 Mass or Volume Air Flow (MAF) Circuit Intermittent
P0105 Manifold Absolute Pressure/Barometric Pressure Circuit Malfunction
P0106 Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performan
ce Problem
P0107 Manifold Absolute Pressur

发帖数: 1
9
Academic Position
Harvard University Rowland; Junior Fellow/Principal Investigator 09/2011 –
Present
University of California, Los Angeles; Postdoctoral Scholar (PI: Dino Di
Carlo Ph.D.) 06/2011 – 08/2011
Education and Training
University of California, Los Angeles Mechanical Engineering Ph.D. 2011
University of California, Los Angeles Mechanical Engineering M.S. 2007
University of California, Los Angeles Mechanical and Aerospace Engineering B
.S. 2005
Publication
13. Dwayne A. L. Vickers, Mengx... 阅读全帖
b****e
发帖数: 460
10
来自主题: Investment版 - FA贴:现金流报告的疑问
fas 115
18. Cash flows from purchases, sales, and maturities of available-for-sale
securities and held-to-maturity securities shall be classified as cash flows
from investing activities and reported gross for each security
classification in the statement of cash flows. Cash flows from purchases,
sales, and maturities of trading securities shall be classified as cash
flows from operating activities.
t**********h
发帖数: 2273
11
如果cash flow是正的,那么基本可以搞。
cash flow = gross rents - maintenance - property management commision -
Vancancy Allowance - insurance - property tax - mortgage - PMI (if LTV > 80%)
bottomline 就是cash flow >= 0
这是做投资房的第一个要素要参考的,决定了你入场的一瞬间是就能有利润
第二个要素就是appreciation,在保证了cash flow为正的情况下,可以去追求高
appreciation的地区的房子。但是appreciation 通常和 cash flow是负相关,这个自
己要做一个取舍,看自己的投资风格

16
m********c
发帖数: 105
12
来自主题: JobHunting版 - 问一道题的思路,bloomreach puzzle
max flow是个思路。但是我想了想,max flow里每一个edge有不同capacity,是要计算
在符合capacity的情况下最大的flow是多少。但是这个情况里,人和酒之间没有
capacity,而且是要计算能有多少酒卖出去,也就是能有多少flow经过酒的node。这也
和max flow不一样。

d
n*****4
发帖数: 20
13
Job Description
We are looking for a talented UI Designer with strong interests and
capabilities to create amazing user experiences. The ideal candidate should
have an eye for clean and artful design, possess superior UI skills and be
able to translate high-level requirements into interaction flows and
artifacts, and transform them into beautiful, intuitive, and functional user
interfaces.
RESPONSIBILITIES
• Collaborate with product management and engineering to define and
implement in... 阅读全帖
p******t
发帖数: 3764
14
来自主题: Living版 - 有人用过steam mop么
幸亏没下单,去amazon上看了下review, 有人比较了几个steam mop
贴上来给大家看看
最后决定买ereka的enviro steamer
(update: This review was updated on 11-2-09 after I got to compare the
Bissell as well as add notes about the Ladybugg steamer at the bottom)
I live in a neighborhood where EVERY home is "green built certified" this
means that, to have that certification, the builder built no homes with
carpet. All the main floors are polished concrete and the upper floors wood.
The bathrooms all have tile and/or slate in every home.
Be... 阅读全帖
b***u
发帖数: 1010
15
来自主题: NextGeneration版 - 有点急:请大家推荐一个新生儿的奶瓶
奶瓶不用换,关键是奶嘴。我觉得由慢到快是:
slow flow 标准奶嘴(可以接2oz液体奶和medela瓶子的)(黄塑料圈的)
< Playtex drop in slow flow nipple
〈 born free 1号奶嘴
〈 medium flow 标准奶嘴(白塑料圈的)
〈 medela 自带奶嘴
但是液体奶带的标准奶嘴都是medium flow,slow flow我在超市没见过单卖的,用完医
院给的一大包我们就上born free的了。
m****x
发帖数: 2506
16
☆─────────────────────────────────────☆
OnSale (打折番茄) 于 (Sun Jun 5 23:24:23 2011, 美东) 提到:
http://www.mitbbs.com/article_t/WBCenter/12525789.html
补充有童鞋来问Natual Induce labor 的 视频,俺们是照则个弄的,很有效,一共有4个点,每天每个点5分钟, 每只脚20min足以,如果不能忍受,3min也行
http://www.youtube.com/watch?v=wnEcLSHTI0s
本来没想到由俺这个当爹的写产经。But,昨天还是前天的刚好看到MITBBS的一哥们写
的产经相当有趣,也算是来这里分享下。有点唐(可能是相当的唐,多包涵,哈哈)
首先简介声明几下,本人男,老婆女(我靠这TMD不全都是废话吗),女孩,预产期5/
30平常工作就是打酱油,因此比较闲,LD一直都是独立性很强的,从头到尾我只是20周
大B超的时候去了一下医院,之间连LD的OB都没见过一眼,倒不是本人特懒,或者不负
责,而是因为LD这些都能Ha... 阅读全帖
G****n
发帖数: 145
17
长江各领域教授论文引用次数
Between trust and control: Developing confidence in partner cooperation in
alliances
[PDF] from cuny.edu…, BS Teng - Academy of management Review, 1998 - JSTOR
Strategic alliances have been recognized as arenas with potential for
opportunistic behavior
by partners. Hence, a firm needs to have an adequate level of confidence in
its partner's
cooperative behavior. In this article we examine the notion of confidence in
partner ...
Cited by 1749 - Related articles - BL Direct - All 9 v... 阅读全帖
b******o
发帖数: 545
18
just for fun
when I look at the whole picture, I pay most of my attentions to
1, money flow; 2 sentiment. usually the money flow decide mid to long
term direction, sentiment is kind of like trigger for turning point.
the commons between this correction and last June/July's correction are
1, money flows were both very negative before the dip
2, sentiments both show some how extremely bullish
this time,
1, negative money flow is 60% fixed
2, sentiment is very weak
June, 09
1, money flow was 75% fi
k********n
发帖数: 18523
19
来自主题: Stock版 - 诺基亚下周非常关键
泰然处之,别被花街忽有了就是了。
http://seekingalpha.com/article/260320-nokia-presents-rewarding
Investors have all but left Nokia (NOK) for dead. The shares recently
plumbed to new lows, hitting $7.73. Shares rebounded last week, closing
Friday at $8.35. By the looks of the stock performance you would think Nokia
can't sell a single phone. It was not too many years ago that Nokia made
the most popular phones.
Investor sentiment on the stock has reached ultimate pessimism. Nokia
continues to lose share to Apple... 阅读全帖
y*****l
发帖数: 5997
20
☆─────────────────────────────────────☆
updownlife (渔夫) 于 (Fri Jun 24 09:30:43 2011, 美东) 提到:
比赛办法:
*每个参赛人员选择最多2个股票, 按照所选股票的6个月总体收益排名,前三名获大奖,所有报名都有奖
*比赛时间: 7/15/2011 - 1/15/2012
*报名时间: 6/23/2011 - 7/15/2011
报名办法:
* 每个参赛者选择 1-2 个在美国时常交易的公司(or industry etf etc)
* 每个参赛者提供自己对所选公司的分析报告
* 每个参赛者提供自己对所选公司股票的中长期操作数据:
(1) 买入点价格 : 买入点可以在参赛后15日调整,15天后还没有合适买入价的话将按
弃权处理
(2) 6个月内止损价格:若无止损,可设此价格为0
(3) 6个月内卖出价格: 若无target, 可设此价格为999999
* 报名者回此贴或单独开贴并著名参加中长期选股比赛
* 报名时间: 6/23 - 7/15
* 报名审核办法: 由版务审核通过的报名... 阅读全帖
d******8
发帖数: 1972
21
By Larry Gellar
After a terrible third quarter, many investors are looking for ways to
profit in Q4. While PowerShares QQQ (QQQ) and SPDR S&P 500 (SPY) might get
decent returns, here are 5 stocks that will beat the market:
Applied Materials, Inc. (AMAT) has been falling, as the tech sector
continues to sell off. Weak demand is hurting these companies quite a bit,
although Applied Materials recently made a lucrative deal with Toshiba. The
company will provide Toshiba with specialized software, an... 阅读全帖
k********n
发帖数: 18523
22
来自主题: Stock版 - bso一下三个月前写的CMG
SeekingAlpha
Chipotle Mexican Grill (CMG) has been a rising star in the stock market over
the past a few years. The stock took a hit during the 2008 financial crisis
but promptly recovered. By now, it has gone up almost ten fold over the
past three years. As of this writing, the market value of Chipotle Mexican
Grill stands at $13.10 billion. I believe this company is outrageously
overvalued. It is one of the best short opportunities in the market--
possibly better than Netflix (NFLX) in 2011. I... 阅读全帖
w*j
发帖数: 6104
23
来自主题: Stock版 - APA 摊上事了,摊上大事了
Apache natural gas well has leak beneath floor of U.S. Gulf
Feb 16 (Reuters) - Natural gas from a well being drilled by Apache
Corporation in the U.S. Gulf of Mexico has flowed underground, leading U.S.
regulators to order the company to prepare to drill a relief well to control
the flow if necessary, the U.S. Bureau of Safety and Environmental
Enforcement said.
Apache shut in the well on Feb. 5 after it had a "kick" upon encountering a
zone of "abnormally pressured" natural gas while drilling, ... 阅读全帖
i**t
发帖数: 921
24
来自主题: Stock版 - 我给你技术分析一下CAF
华尔街日报:中国需要一场金融危机(图)
中国经济增长放缓引发了外界对其金融系统健康状况的担忧。在长期的繁荣后,中国内
地经济与1997年到1999年的金融危机之前的亚洲国家的确有了一些相似点。不过,它们
之间还有一个非常重要的区别,这个区别可以让中国免于金融危机,但也会让一些根本
性问题更加难以解决。Mitbbs.com
在亚洲金融危机中,韩国、泰国和印尼受到的打击尤其严重,其次是马来西亚。尽管这
些经济体之间差异很大,但却拥有一些共同的特点,这些特点让它们从世界银行(World
Bank)的标兵变成了国际货币基金组织(International Monetary Fund)的救助对象。
Mitbbs.com
在这三个国家的例子中,对效率低下的企业的大规模过度投资都持续了相当长的时间。
在韩国,过度投资主要发生在制造业,当时,韩国的财团竞相通过借贷扩大自己的帝国
。在泰国,房地产和制造业的过度投机(制造业的情形稍好一些)是罪魁祸首。在印度
尼西亚,急需的基础设施投资因为裙带主义的官僚体系而不堪重负。在马来西亚,大量
的资金被注入到有关系的企业。Mitbbs.com
同样,我们今天在中国... 阅读全帖
P*C
发帖数: 6109
25
来自主题: Stock版 - 下周油会涨?

least
if you ever took any finance class, financially the number one rule for
selecting
project is based on NPV, by which companies in a "competitive market" should
seek every opportunity to maximize quicker and more cash flow. It does not
make any sense, in terms to maximize NPV, to postpone good-quality cash flow
and let it sit there and get discounted. Exploring higher-quality shale
well to get quick cash flow should be a smart choice for a company which is
short on cash and has borrowed hig... 阅读全帖
m****g
发帖数: 3975
26
来自主题: Outdoors版 - 2011 加州漂流的讨论贴
一定派人摄影和录像
看上去Satans Cesspool 不是那么复杂, 如果大家第一天都顺利地过, 第二天就可能考
虑CHILI BAR(避开俩个主要的RAPID):
Meatgrinder,
A long and sometimes dangerous rapid with large boulders and hidden holes.
There is an excellent trail for scouting and portaging on river right. It
is an old railroad grade.---这个很重要
Troublemaker
This short but steep and tricky drop is at the end of the run and thus
convenient for spectators, photographers and other lovers of entertaining
carnage.
The current splits around a rocky island. The sta... 阅读全帖
z***y
发帖数: 473
27

to
这种是典型的只管赚钱而致游客生命安全于不顾的商家. Lava flow确实很吸引人, 但
flow 是动态的, 现在有谁可以实时跟踪flow的动向? Lava 流过之后, 表面会冷却, 看
起来像岩石, 但下面怎么样谁也不知道. 如果一下子踩裂了, 或者发生什么其他预想不
到的事情, 后果不堪设想. 对于lava flow, 我们专门问过rangers, 都建议现在flow的
状况不明朗, 不要去.
r***u
发帖数: 1272
28
William Deresiewicz 2010年在斯坦福大学的演讲:
我的题目提出的问题,当然,是一个传统地面向人文科学的专业所提出的问题:学习文
学、艺术或哲学能有什么实效价值(practical value)?你肯定纳闷,我为什么在以
科技堡垒而闻名的斯坦福提出这个问题呢?大学学位给人带来众多机会,这还有什么需
要质疑的吗?
但那不是我提出的问题。这里的“做(do)”并不是指工作(job),“那(that)”并
不是指你的专业(major)。]我们不仅仅是我们的工作,教育的全部也不仅仅是一门主
修专业。(We are more than our jobs, and education is more than a major.)教
育也不仅仅是上大学,甚至也不仅是从幼儿园到研究生院的正规学校教育。我说的“你
要做什么”的意思是你要过什么样的生活(what kind of life are you going to
lead?)?我所说的“那”指的是你得到的正规或非正规的任何训练,那些把你送到这
里来的东西,你在学校的剩余时间里将要做的任何事。
我们不妨先来讨论你是如何考入斯坦福的... 阅读全帖
Y**u
发帖数: 5466
29
☆─────────────────────────────────────☆
insight007 (insight007) 于 (Tue Sep 11 17:26:18 2012, 美东) 提到:
转:
奥义书在印度宗教与哲学的发展过程中有重大意义。在奥义书产生之前,吠陀时期的雅
利安人崇拜自然神;梵书则大多是形式主义的祭祀手册。奥义书最早集中精力讨论宇宙
的终极真理。奥义书中两个最重要的概念是「我」和「梵」。奥义书用各种奇妙的比喻
(很多在现代人看来是不可理解的)来说明,梵就是一切,也就是最高存在;人类的我
(个体灵魂)来自宇宙的我,即梵(宇宙灵魂)。
总之,宇宙就是梵,梵就是我;「梵我同一」这个最高真理就是奥义书主要宣扬的观点。
在奥义书的思想基础上产生了吠檀多派,后来直接影响到印度教大改革者商羯罗。
另一个由奥义书系统搭建起来的重要观念是轮回业报。
轮回业报的观点在梨俱吠陀中根本没有,梵书中偶尔提及人死后可以转生,只有奥义书
完整建立了转世者的转世形态取决于他前世的所作所为(业)的思想。
广林奥义书说,转世者「因善业而成为善人,因恶业而成为恶人」。
当然,从无尽的轮... 阅读全帖
t*******e
发帖数: 684
30
来自主题: Java版 - spring 和 jsf 的整合
The nature of Spring Web Flow is continuations and work flow engine. Seam
page flow built on the same concepts can declare page flows through
annotations or programming APIs, XML is not mandatory. Being an XML
hater, one can still enjoy the new web approach without touching XML.
Likewise, it is not difficult to dig into Spring Web Flow native APIs to
manipulate navigations in Java code, while the code will be less POJO.
Since XML has been the only piece you noticed, the nature of the
technology
A***D
发帖数: 64
31
来自主题: Aviation版 - CFD developer positions at Altair (转载)
【 以下文字转载自 ME 讨论区 】
发信人: AeroD (AeroD), 信区: ME
标 题: CFD developer positions at Altair
发信站: BBS 未名空间站 (Thu Mar 3 12:48:29 2016, 美东)
Senior Development Engineer
Job Category: Engineering & Science Location: US - California
Job ID #: 27245 Region: Altair - U.S.
Description
Altair empowers client innovation and decision-making through technology
that optimizes the analysis, management and visualization of business and
engineering information. Privately held with more tha... 阅读全帖
A***D
发帖数: 64
32
来自主题: Aviation版 - CFD developer positions at Altair (转载)
【 以下文字转载自 ME 讨论区 】
发信人: AeroD (AeroD), 信区: ME
标 题: CFD developer positions at Altair
发信站: BBS 未名空间站 (Thu Mar 3 12:48:29 2016, 美东)
Senior Development Engineer
Job Category: Engineering & Science Location: US - California
Job ID #: 27245 Region: Altair - U.S.
Description
Altair empowers client innovation and decision-making through technology
that optimizes the analysis, management and visualization of business and
engineering information. Privately held with more tha... 阅读全帖
s*********n
发帖数: 8
33
来自主题: ChemEng版 - summer intern in CFD
NOTE: To submit an application please go to www.hp.com, navigate to the "
Jobs" link in the lower right side of the page and follow instructions to
submit your application for job #931219. Alternatively use the link http://www8.hp.com/us/en/jobsathp/index.html to get to the "Jobs" page directly.
Job description
The incumbent will assist the HP engineers to develop a volume of fluid (VOF
) and adaptive mesh refinement (AMR) based three-dimensional multiphase flow
solver. The Cartesian grid is u... 阅读全帖
G****n
发帖数: 145
34
来自主题: Economics版 - 长江各领域教授论文引用率
Between trust and control: Developing confidence in partner cooperation in
alliances
[PDF] from cuny.edu…, BS Teng - Academy of management Review, 1998 - JSTOR
Strategic alliances have been recognized as arenas with potential for
opportunistic behavior
by partners. Hence, a firm needs to have an adequate level of confidence in
its partner's
cooperative behavior. In this article we examine the notion of confidence in
partner ...
Cited by 1749 - Related articles - BL Direct - All 9 versions
A reso... 阅读全帖
s*********n
发帖数: 8
35
来自主题: ME版 - summer intern in CFD
NOTE: To submit an application please go to www.hp.com, navigate to the "
Jobs" link in the lower right side of the page and follow instructions to
submit your application for job #931219. Alternatively use the link
http://www8.hp.com/us/en/jobsathp/index.html to get to the "Jobs" page directly.
Job description
The incumbent will assist the HP engineers to develop a volume of fluid (VOF
) and adaptive mesh refinement (AMR) based three-dimensional multiphase flow
solver. The Cartesian grid is u... 阅读全帖
A***D
发帖数: 64
36
来自主题: ME版 - CFD developer positions at Altair
Senior Development Engineer
Job Category: Engineering & Science Location: US - California
Job ID #: 27245 Region: Altair - U.S.
Description
Altair empowers client innovation and decision-making through technology
that optimizes the analysis, management and visualization of business and
engineering information. Privately held with more than 2,000 employees,
Altair has offices throughout North America, South America, Europe and Asia/
Pacific. With a 30-year-plus track r... 阅读全帖
A***D
发帖数: 64
37
来自主题: ME版 - CFD developer positions at Altair
Senior Development Engineer
Job Category: Engineering & Science Location: US - California
Job ID #: 27245 Region: Altair - U.S.
Description
Altair empowers client innovation and decision-making through technology
that optimizes the analysis, management and visualization of business and
engineering information. Privately held with more than 2,000 employees,
Altair has offices throughout North America, South America, Europe and Asia/
Pacific. With a 30-year-plus track r... 阅读全帖
e****0
发帖数: 678
38
来自主题: MedicalCareer版 - [我的CK]儿科
• leukemia
ALL AML CLL
child adult elderly
BM lymphoblasts 25%myeloblasts
lab Lymphocyte 5000, mature-appearing cells
• Osgood-schlatters disease
 Adolescent male athletes
 Traction apophysitis—quadriceps tendon put the traction on the
apophysis of the tibial tubercle where patellar tendon inserts.
 A firm mass =heterotopic bone formation
 Pain can be reproduced by extending the kne... 阅读全帖
J*******3
发帖数: 1651
39
【开发故事】引言:20世纪的伟大发明——高亮度蓝色发光二极管
2010/03/29 00:00
高亮度蓝色发光二极管之父:中村修二
20世纪90年代中期使得超过人类身高的超大屏幕全彩显示器成为可能、2000年前后
又为手机屏幕彩色化做出贡献的,就是高亮度蓝色发光二极管。蓝色发光二极管技术还
成为了开发蓝色激光器的基础,其实用化使得录制高清节目的蓝光成为现实。高亮度蓝
色LED通过与红色和绿色LED组合便可制造出各种颜色,接踵而来的便是促生出取代白炽
灯和荧光灯的新一代节能照明巨大市场。
日本的企业及大学为开发高亮度蓝色LED做出了巨大贡献。在GaN LED的研究阶段,
名古屋大学赤崎勇教授(现为名城大学特聘教授)领导的研究小组取得了出色的成果。
在之后的实用化及高亮度化阶段,日亚化学工业的中村修二(现为美国加州大学圣塔芭
芭拉分校教授)发挥了重要作用。1995年1~3月《日经电子》连续报道了中村从GaN类
蓝色LED的研究开始到产品化为止的故事,此次本站将刊登该系列报道,希望能向读者
展现在该技术开发过程中,技术人员的艰辛与快乐。
【开发故事】高亮度蓝色发光二极管开发(二):设备需自制... 阅读全帖
t*****k
发帖数: 15
40
来自主题: Quant版 - 200刀一题目
谁会做,我PAY 200刀,有兴趣的留言,速度从快
[45 pts total] Consider a 1,000,000 CMBS pass-through (PT) security
consisting of fresh 15 year fixed rate loans that amortize over a period of
30 years, and have a WAC of 7% with fees amounting to 0.5%. All loans have
a prepayment lock-out for the entire term. Assume that the pool consists of
very many small, identical loans. The CMBS is sold at par under a zero CDR
assumption.
a. [10 pts] Assume there are no defaults. Compute the PT cash flows and
show that the ca... 阅读全帖
s*****s
发帖数: 59
41
啥叫account manager?啥叫flow的存货做prop ? 知道broker dealer里有个叫Chinese
Wall的东西吗?
还说knight的flow好几年都没挣钱了。他们flow这几年挣得钱超过所有做flow的公司,
包括Citadel。flow的revenue是Knight annual net income的好几倍。
自以为懂得挺多的,其实很多基本常识都搞错。别再这里现眼了。

/
w*****l
发帖数: 4
42
来自主题: Science版 - Re: 难题征解,急!!!!
This is a typical maximal flow question. Set the flow limit of
each edge to be one. The maximal number of couriers equals to the
maximal flow from s to t.
To compute the maximal flow, you can figure out the mimimum cut of the
graph, the according to a "maximal-flow-minimal-cut" theorem, they equal.
R*******t
发帖数: 367
43
来自主题: Medicalpractice版 - 【case discussion】 Syncope
Time of flight will give you information of flow direction, while contrast
MRA doesn't. As long as there is flow in a vessel, retrograde or ante grade,
it will light up with contrast enhancement. In time of flight, retrograde
flow will lose signal and the vessel would be dark.
发信人: newprozac (中人), 信区: Medicalpractice
标  题: Re: 【case discussion】 Syncope
发信站: BBS 未名空间站 (Mon Feb  6 03:22:35 2012, 美东)
Very interesting case.
I wonder where the brain stem infarct is. Are they (with cerebellu... 阅读全帖
R*******t
发帖数: 367
44
来自主题: Medicalpractice版 - 【case discussion】 Syncope
Time of flight will give you information of flow direction, while contrast
MRA doesn't. As long as there is flow in a vessel, retrograde or ante grade,
it will light up with contrast enhancement. In time of flight, retrograde
flow will lose signal and the vessel would be dark.
发信人: newprozac (中人), 信区: Medicalpractice
标  题: Re: 【case discussion】 Syncope
发信站: BBS 未名空间站 (Mon Feb  6 03:22:35 2012, 美东)
Very interesting case.
I wonder where the brain stem infarct is. Are they (with cerebellu... 阅读全帖
m**********s
发帖数: 754
45
来自主题: _Auto_Fans版 - Error Code 大全
最近老和Error Code打交道,干脆贴这里,方便大家,包括我自己,以后查对。
! ***********************************************
! P0XXX Generic ODB-II error code
! P1XXX Manufacturer control error code
! ***********************************************
P01XX Fuel and Air Metering
P0100 Mass or Volume Air flow Circuit Malfunction
P0101 Mass or Volume Air flow Circuit Range/Performance Problem
P0102 Mass or Volume Air Flow Circuit low Input
P0103 Mass or Volume Air flow Circuit High Input
P0104 Mass or Volume Air flow Ci
y*****2
发帖数: 2435
46
来自主题: _pennystock版 - 研究财务报表有没有用?
这个。。。首先要看行业。。。不同行业之间财报比较是无用的。
OPERATING CASH FLOW好也要看是什么原因啊。。。
有时候相对于CASH FLOW,我还更相信EPS。。。
例如一个公司,今年扩大生产,开了分厂,这样他们的CASH FLOW会很差。你觉得这个
公司就完了?相反其实公司发展的很好。
我觉得任何时候,只单纯的看EPS, CASH FLOW什么的,都是不科学的。一般有两种策略:
1。你可以细致研究/跟踪几个公司的报表,以及行业动态。每次ER出来,你要充分的将
报表和公司的运营联系起来。只看报表,你只能看到过去。我们要看到未来,所以你要
充分理解这个公司,最近发生了什么事,它的报表,每一行,都表达了公司的什么状态
。以公司现在的处境,将来最可能的发展情况是怎样的。这才是正确的解读报表的方法。
2。如果纯看数据指标,也可以。例如你只看CASH FLOW, EPS, P/E.P/B,P/CF之类的数
据,那么你的分析一定是非常不全面,有偏差的。所以你只能依靠巨大的运算和数据库
来做。例如你想选取P/E较低的股票来买,那么你买一个就肯定不行。你可以买1000个
,分散你的模型... 阅读全帖
y*****l
发帖数: 5997
47
【 以下文字转载自 Stock 讨论区 】
发信人: yaokarl (大象), 信区: Stock
标 题: [合集] 第一届公司与股票中长期选股比赛报名(800伪币大奖)
发信站: BBS 未名空间站 (Sun Jul 17 23:27:55 2011, 美东)
☆─────────────────────────────────────☆
updownlife (渔夫) 于 (Fri Jun 24 09:30:43 2011, 美东) 提到:
比赛办法:
*每个参赛人员选择最多2个股票, 按照所选股票的6个月总体收益排名,前三名获大奖,所有报名都有奖
*比赛时间: 7/15/2011 - 1/15/2012
*报名时间: 6/23/2011 - 7/15/2011
报名办法:
* 每个参赛者选择 1-2 个在美国时常交易的公司(or industry etf etc)
* 每个参赛者提供自己对所选公司的分析报告
* 每个参赛者提供自己对所选公司股票的中长期操作数据:
(1) 买入点价格 : 买入点可以在参赛后15日调整,15天后还没有合适买入价的话将按
弃权处... 阅读全帖
v**********m
发帖数: 5516
48
来自主题: _pennystock版 - CCJ
http://www.cameco.com/media/news_releases/2012/?id=607
Saskatoon, Saskatchewan, Canada, May 1, 2012
News Release - PDF
MD&A, Financial and Notes - PDF
Financial Statements - XLS
strong first quarter - steady production, higher uranium sales volumes
and average realized prices
started to receive regulatory approvals for US expansion
solid progress made at Cigar Lake
signed agreement to increase ownership at the Millennium project
Cameco (TSX:CCO) (NYSE:CCJ) today reported its cons... 阅读全帖
c**i
发帖数: 6973
49
来自主题: ChinaNews版 - Water
(1) Edward Wong, To Slake Thirst of North, China Looks South; Plans for
diverting 6 trillion gallons of water a yearn. New York Times, June 2, 2011
(title in print).
http://www.nytimes.com/2011/06/02/world/asia
/02water.html?scp=1&sq=china%20yellow&st=cse
"Some Chinese scientists say the diversion could destroy the ecology of the
southern rivers, making them as useless as the Yellow River. The government
has neglected to do proper impact studies, they say. There are precedents in
the United Stat... 阅读全帖
r*****y
发帖数: 53800
50
chronicle如是说的证据呢?无图无真相啊。你自己当面写下的500包子白纸黑字都能抵
赖狡辩,你叫人怎么相信你?
ebb and flow是陆军官方战史,如果真有2个营损失惨重,怎么可能对这种战斗只字不
提?云山也就1个营损失惨重吧?可是花了大篇幅详细描写的。
“相当部分”语焉不详。假设一个营800人,损失30%即失去战斗力的话。损失10%约80
人也可视作“相当部分”,但是从数字上看并不大。
在Ebb and Flow里面提到美3师的活动,一直都在说狗狗特遣队,只字未提什么社仓里
剑山岭,然后就给出400人的伤亡数字,给人的印象这400人伤亡大多来自狗狗特遣队,
和什么社仓里剑山岭根本没有关系啊。
还有一点,ebb and flow那个统计数字是截止12月10日做出的,有不准确的成分在内。
比如美7师光MIA就有2650人,但是实际上后来新的统计数字显示美7师全部战斗减员不
过2000人左右,在新兴里战斗期间的战斗减员是1500人左右。主要是失踪有其暂时性,
有的可能无伤归队,有的可能归队后转化成非战斗负伤等。所以即使Ebb and Flow里给
出了美3师400人的伤亡总数,其... 阅读全帖
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