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全部话题 - 话题: downhill
1 2 3 4 5 6 7 8 9 10 下页 末页 (共10页)
f****l
发帖数: 5514
1
总结下来主要还是对trail不熟悉, 再加上downhill的速度感让我降低了警惕性, 还有
就是摔得不巧了...
不过downhill还是很好玩的! 哎, 这下要一个半月没车骑了...
w****1
发帖数: 4931
2
来自主题: Running版 - how to run downhill
Yesterday I found out the secret. Really simple. First of all, forefoot, no
question about it. Running downhill on the heels would put much stress on
the shins and knees with little protection. When you land on the forefoot,
there is no danger of overstriding. You can drag the other foot behind you,
extend the strides slightly and let gravity do the work. It feels super easy
and efficient, zero impact. This clearly seems to be the right way to run
downhill.
w*******e
发帖数: 285
3
【 以下文字转载自 Java 讨论区 】
发信人: windforce (大怪兽), 信区: Java
标 题: 请问哪里有java的downhill simplex方法的源码?
发信站: BBS 未名空间站 (Fri Jan 30 15:54:08 2009), 站内
我在n维空间中有一个点,知道它到其他n+1个点的距离和他们的坐标,求当前点的坐标
使得误差的平方和最小。如果没有downhill simplex有其他的比较有效率的方法也行,
或者C++下的源码也行。谢谢了。
w*******e
发帖数: 285
4
【 以下文字转载自 Java 讨论区 】
发信人: windforce (大怪兽), 信区: Java
标 题: 请问哪里有java的downhill simplex方法的源码?
发信站: BBS 未名空间站 (Fri Jan 30 15:54:08 2009), 站内
我在n维空间中有一个点,知道它到其他n+1个点的距离和他们的坐标,求当前点的坐标
使得误差的平方和最小。如果没有downhill simplex有其他的比较有效率的方法也行,
或者C++下的源码也行。谢谢了。
a*******h
发帖数: 262
5
小女子下午就要去路考了,已经挂了一次了,这次不想再挂了,到班上来请教各位大侠
关于路考downhill parking 和 uphill parking的步骤?
s1 pull over
s2 打到park档
s3 拉上手刹
s4 打方向盘网curb方向转轮子(uphill反之)
不知道第三步和第四步的顺序是否正确,还是要先转好轮子再拉手刹?急问!谢谢!
a*******h
发帖数: 262
6

好的,谢谢回复!对了,我还有一个问题,做完downhill parking后要继续往前开该怎
么办啊?是先把轮子在车子不往前走的情况下打回来呢还是先放刹?
a*******h
发帖数: 262
7

好的,谢谢回复!对了,同问:我还有一个问题,做完downhill parking后要继续往前
开该怎
么办啊?是先把轮子在车子不往前走的情况下打回来呢还是先放刹?
D****g
发帖数: 2860
8
【 以下文字转载自 Ski 讨论区 】
发信人: maywhite (白雪季节), 信区: Ski
标 题: Downhill Ski也能累死人 -- 记第一次到Vail滑雪
发信站: BBS 未名空间站 (Mon Mar 17 01:08:16 2008)
没想到最后有6人成行,美女帅哥都有了,看来号召一下还是很有用的。向往已久的
Vail雪场终於也有我的足迹了,兴奋中。不过在今天还腰酸背痛的情况下,我只能简单
描述一下我自己的感受,相信以后会有所变化的。
Vail肯定是我滑过而且见过中最大的雪场了,一眼望去山势磅礴,联绵不断。虽然人们
也象别的雪场一样把Vail分为前山,中山和后山,但每个山都不是一座而是一片山头,
雪道遍布全山,纵横交错,星罗棋布,如果不看仔细地图,你可能会从绿道滑到蓝道甚
至黑道。除此之外,前中后都有不同的BOWL供FAN BOWL的过瘾。本来一路去Vail的滑雪
者很多,但到山上,特别是BOWL的时候,就几乎没人在旁边了,当然汇到BOWL底的时候
还是发现人很多的。看这架势,就是住在这里滑个一星期也不一定观得完,立即打消了
跑马观花的念头,还是点到为止罢。
a*******h
发帖数: 262
9
小女子下午就要去路考了,已经挂了一次了,这次不想再挂了,到班上来请教各位大侠
关于路考downhill parking 和 uphill parking的步骤?
s1 pull over
s2 打到park档
s3 拉上手刹
s4 打方向盘网curb方向转轮子(uphill反之)
不知道第三步和第四步的顺序是否正确,还是要先转好轮子再拉手刹?急问!谢谢!
k***z
发帖数: 3522
10
呃,我以为是downhill的板呢。。。
不过真的很便宜啊。。。
T*********e
发帖数: 39815
11
上次就想带了,不过boots不舒服。
换了新boots之后,现在爽多了,我可以彻底抛弃downhill ski了,呵呵
d*******n
发帖数: 2078
12
新手报道,选了一们downhill滑雪的课,准备买设备,鞋买了双新的,但发现skis比较
贵,而且以后搬家到远的地方去带不走,所以准备买旧的。到craigslist 看,发现旧
的怎么这么便宜啊,大多数带binding带pole的一套,都低于40刀(当然也有100多used
的,但60%都低于$40),看上去成色都还行。不知道skis 有没有寿命限制,一般滑几
年就得报废了,总之买这个二手设备得注意什么?先谢了。
m**k
发帖数: 1008
13
冬奥会, DOWNHILL SKI的那段, 应该是黑道吧, 但看上去又不够黑. 不会是蓝的吧.
r*******1
发帖数: 4394
14
steamboat 的 Heavenly Daze 是一段比较陡的蓝道,这条道曾作为女子世界杯
downhill。看了vonn的录像,至少有好几段能够看得出来比heavenly daze 要陡。结论
是:蓝黑。
不管怎样,滑到80mph都不是我等凡人能够想象的。
Y**s
发帖数: 1632
15
en, sounds about right... faster = more stable = less likely to take off.
all those downhill skiers who went airborne and landed on their head did it
on purpose.
r********7
发帖数: 229
16
来自主题: Ski版 - downhill真好看啊!
刚刚看了women的,热血沸腾呀。这可是拼命去滑呀!
super combine也很好看,speed+technique
另外女子downhill最快也就60多MPH的速度??那以后再也不相信iphone上ski track
app说的50MPH的速度了 - 肯定多算了。。。
W*******l
发帖数: 1868
17
来自主题: Swimming版 - 什么Drill练习Swim Downhill?
发现自己游泳还是腿有些沉。星期二的漂的感觉又没了。
有些什么Drill可以练习Swim Downhill?
戴上脚蹼,感觉可真好,又快又不累。
w*******e
发帖数: 285
18
我在n维空间中有一个点,知道它到其他n+1个点的距离和他们的坐标,求当前点的坐标
使得误差的平方和最小。如果没有downhill simplex有其他的比较有效率的方法也行,
或者C++下的源码也行。谢谢了。
b*******0
发帖数: 1695
19
来自主题: ChemEng版 - Chemical Engineering go downhill
I guess that you know the answer, why not just tell us your opinion. PE is
very well paid and can be cyclical. We all know ChE is going downhill and
very little stability. Chemical industry is sunset industry in America
indeed. Petrolem engineer seems better than ChE.
Again, great thinker like yolanda is wastering his/her great talent to be
ChE or PE.ChE or PE is trivia major WSN struggle to make a living.

upstream.
f**d
发帖数: 768
20
来自主题: Neuroscience版 - eBook: From computer to brain
这是一本计算神经科学的优秀著作,全文拷贝这里(图和公式缺),有兴趣的同学可以
阅读
如需要,我可以分享PDF文件(--仅供个人学习,无商业用途)
From Computer to Brain
William W. Lytton
From Computer to Brain
Foundations of Computational Neuroscience
Springer
William W. Lytton, M.D.
Associate Professor, State University of New York, Downstato, Brooklyn, NY
Visiting Associate Professor, University of Wisconsin, Madison
Visiting Associate Professor, Polytechnic University, Brooklyn, NY
Staff Neurologist., Kings County Hospital, Brooklyn, NY
In From Computer to Brain: ... 阅读全帖
l*x
发帖数: 14021
21
来自主题: Football版 - 啥叫下山?
What does Downhill Running Style Mean?
Refers to a running back's style of rushing the football where the ball is
ran in a usually straight and direct manner through the defensive line, and
has very little to do with actually running down a slope. A downhill rusher
primarily runs the ball up the field with power towards the opponents
endzone with the help of the offensive line as opposed to running out to the
sides towards open field and using skill moves like zig zagging and juking
to make the... 阅读全帖
s******p
发帖数: 819
22
来自主题: Running版 - LT100 (3) - Dig deep and deeper
Gun Time: 26:00:45
Chip Time: 25:56:09
Checkpoint Name | Time of Day | Interval Time | Total Time
1 May Queen Outbound | 2011-08-20 | 06:38:22.652 | 02:38:22.982 | 02:38:22.
982
2 Fish Hatchery Outbound | 2011-08-20 | 08:40:43.126 | 02:02:20.474 | 04:40:
43.456
3 Half Pipe Outbound | 2011-08-20 | 10:14:52.813 | 01:34:09.687 | 06:14:53.
143
4 Twin Lakes Outbound | 2011-08-20 | 12:28:43.161 | 02:13:50.348 | 08:28:43.
491
5 Winfield | 2011-08-20 | 16:50:48.940 | 04:22:05.779 | 12:50:49.270
6 Twin... 阅读全帖
l*******o
发帖数: 669
23
来自主题: Ski版 - My ski camp experience (1)
I attended Jay Peterson’s ski camp on Mt Hood from 6/21 to 6/24. It was a
fantastic camp and I learned a lot from Jay. A few things are truly eye-
opening. What I think was my best area (flexion/extension) is actually my
worst, and what I think was my worst area (fore-aft balance) is actually
not that bad. Also I realize I did some of the release moves (two-footed
release and weighted release) completely wrong. Now I have a much better
understanding of various aspects of PMTS. I feel that given ... 阅读全帖
y*****y
发帖数: 3433
24
来自主题: Outdoors版 - 问一下backcountry ski的装备问题
打算去上ski & snowboard mountaineering的课,首先这个装备就是件头疼的事情,上
来请教一下。
我现在只有一副死沉的downhill ski,以前几次都是穿着climbing boots,然后把
downhill ski+boots背上山去滑下来。
上课再这么干估计希望不大,估计还是得买新东西。
简单看了一下,这个telemark和randonee(又称AT ski)上山的时候都是脚后跟可以抬
起来的,区别在于下山的时候telemark仍然是脚后跟可以抬起来,转弯的时候一跪一跪
的那种,而randonee可以下山的时候锁住脚跟,就跟一般的downhill ski没太大区别了
。这个理解是不是正确?
现在考虑下来,有这么几种方案,请指教。当然钱花得越少越好,穷人嘛。
1、老一套,还是象以前一样把整个downhill ski/boots啥的都背上去,这个最省钱,
啥都不用买,(可能需要snowshoe)。不过太重了,估计instructor看着也不爽。
2、听说有一种binding可以装在downhill ski上头,然后穿downhill boots,但是上山
... 阅读全帖
j***y
发帖数: 5098
25
来自主题: Running版 - [合集] 7.14跑5K比赛,问题请教
☆─────────────────────────────────────☆
gloomyturkey (一只郁闷的火鸡) 于 (Wed Jun 22 18:33:30 2011, 美东) 提到:
目前状况:Plantar Fisciitis刚好,也可能没好完。大上周跑个6迈, 有两个大坡,结
果跑完脚跟又疼了好几天。
比赛路线:几乎全部是长长短短的斜坡,我去试跑了一下,很吃力。8分的pace比跑步机上7分的pace难得多,可能腿部力量还是太差。
个人目标:上次跑平路5K, 24:48, 希望这次至少能提高点。
问题
1. 跑上下坡该用什么跑姿?身体前倾?下坡顺其自然跑,似乎对脚跟冲击很大。
2. 按理说我该穿神鞋Nimbus跑坡,但是那个鞋沉,我是不是该豁出去,穿个轻的
freerun跑,反正就5K,应该不会出大问题。
3. 还剩3个星期,临阵磨枪,不亮也光。现在该用个什么计划训练?跑tempo/interval好象还都行,但是实在不敢再去跑hill training了。
☆─────────────────────────────────────☆
tuziwan... 阅读全帖
a*****x
发帖数: 901
26
来自主题: Biology版 - 学术交流谈论帖
****************************************************************************
******
区别
不知道大家有没有看上次贴的Wilbrandt的两篇papers, 如果没有看也好, 就看一下标
题吧: Uphill transport induced by counterflow
Carrier transport uphill
除了transport这个没有多少意义的词以外, 两个标题都有的词就是uphill. Upill指的
是逆着势能的梯度, 就像推石头上山的感觉(up hill). 这个词很重要, 因为一般物体
自由运动都是downhill的. 而Carrier的神奇就在于有能力(当然不一定实施)
transport ions (or other cargos) UPHILL, 这也是它和channel的功能上的区别.
那么怎样才能Upill呢? 那就要付出代价. 对carrier来说,这个代价主要有两种: a.
另一种物质势能的降低(你可以想象瀑布的水降通过传动装置推石头上山); b. ATP (
就... 阅读全帖
w****1
发帖数: 4931
27
following WS100 on letsrun. Some track runners weren't impressed by the
ultra elites. Here are some interesting and worthy comments:
numiler22 wrote:
"Well, ultra-marathoning is not easy. 100 miles at 9 minute pace is pretty
difficult. If you are talking of those runnng 12 minute miles, then you are
talking of those runners running 4 hr marathons.
I have run with Kenyans(2'15 marathon PR's) in rough trails, and they can go
up trails fairly esily, but they have plenty of trouble going downhill.
T... 阅读全帖
s*****h
发帖数: 44903
28
来自主题: Football版 - [合集] 海鸟这个从不控球
☆─────────────────────────────────────☆
Dominique (曾经木木难为水 除却金色不是云) 于 (Mon Dec 18 15:37:54 2017, 美东) 提到:
全是ol的责任呢,还是还有其他的问题呢?
我现在看他们比赛也从来坐不下来,都是on and off, on and off间歇着看。。。每次
只要一看电梯,都是对手在进攻。。。海鸟从来都只能3 and out, 3 and out, n个3
and out之后boom, 3 and td。。。然后继续3 and out, 3 and out...
每场比赛60分钟,defense打50分钟,offense就上来10分钟?要你们何用。。。:(
☆─────────────────────────────────────☆
pangpangzeng (胖胖) 于 (Mon Dec 18 15:41:59 2017, 美东) 提到:
我鹰offense 60米,defense 90米
先发ol,也不知道有没有10米?
[在 Dominique (曾经木木难为水 除... 阅读全帖
w****1
发帖数: 4931
29
来自主题: Running版 - Race Report: Boston marathon 2011
It was 4:30 in the morning. Baiji, Ryanflower and I were up, getting our
bags, ready for the big race. We got
on the bus around 6 which took us from Boston common to Hopkinton. The
temperature was in the 40s and
windy. Some say it was once in a life time weather for Boston marathon (
though it heated up a bit after the
race started and I didn't feel much wind except for a few short moments).
Going to the bathroom close to
race start is tricky. Baiji had the great idea of using gatorade bottles
w... 阅读全帖
l*******o
发帖数: 669
30
来自主题: Ski版 - My ski camp experience (3)
Day 3 (theme: counteraction)
During the video analysis on day 2, Jay said both Andrei and I lacked
counteraction (CA) as our upper bodies followed the skis. Well, true, but we
were supposed to focus on CB on day 2, weren’t we? Anyway, CA became the
theme of day 3.
Jay explained to us that CA is used to make better ski edge grip. (I think
it also makes release much easier.) When skis point to one direction, we
counter that move by rotating our upper bodies to the other direction.
Beginners tend t... 阅读全帖
k**********4
发帖数: 16092
31
How to Interpret a Correlation Coefficient r
By Deborah J. Rumsey from Statistics For SB, 2nd Edition
In statistics, the correlation coefficient r measures the strength and
direction of a linear relationship between two variables on a scatterplot.
The value of r is always between +1 and –1. To interpret its value, see
which of the following values your correlation r is closest to:
Exactly –1. A perfect downhill (negative) linear relationship
–0.70. A strong downhill (negative) linear rel... 阅读全帖
k*******3
发帖数: 918
32
At the end of each year, the end of the year, is the boss "red envelopes"
issued to employees of the season.
Work one year "Dafa disciples" nature also cannot avoid custom, expecting
Master Li Hongzhi loosen one's purse strings generously, took out some money
to reward the disciples, but still do not see Master what action. No
material reward, spirit should have a little?
Well, Li Hongzhi was prepared some spiritual comfort to his disciples. Early
in the mid to late 10 drew a spiritual pie in fr... 阅读全帖
i*****t
发帖数: 24265
33
来自主题: Cycling版 - 公路车最高速能到66MPH?
Name Year Speed Type of record
Sam Whittingham 2009 133 km/h (83 mph) Flat surface, unpaced[1]
Barbara Buatois 2010 121 km/h (75 mph) Flat surface, unpaced (
woman)[1]
Fred Rompelberg 1995 268 km/h (167 mph) Flat surface, motor-
paced[2]
Bruce Bursford 1996 334 km/h (208 mph) Riding on a roller[3]
Markus Stöckl 2011 164.95 km/h (102.50 mph) Downhill on a
volcano, on a serial production bicycle.[4]
Eric Barone 2002 ... 阅读全帖
o**********r
发帖数: 1585
34
Cornerback Ball Skills
It isn't stressed enough how important ball skills are to being a Great
Cornerback. I've heard too many times, after a cornerback drops a pick, "
That's why he's a cornerback: no hands."
I dislike when people make comments like that. It is a cornerback's
responsibility to make that play.
Your ultimate goal as a Great Cornerback is to not only cover a receiver or
a zone, but to also pick any ball thrown your way and take it to the house (
dance in the endzone with it, and t... 阅读全帖
c*******r
发帖数: 13580
35
Leg 29: empty the tank
My 3rd leg is my hardest leg. It starts with a continous 3.5 mile climb,
which gets gradually steeper. It then follows a 3 mile downhill almost as
steep. The course started out in the shade. "Nice", I said to myself. First
mile was pretty steep, I decided not to look at the GPS except at mile
splits and run by feel. Split 1 was 8:10, which was surprisingly fast. The
hill levels out a little after mile 1, just enough to relax my quads a
little before picking up the pace. Mi... 阅读全帖
s***q
发帖数: 10585
36
来自主题: Automobile版 - 买车还是韩国车好啊!
只要是一辆车,都能找到一大堆歧义
ACURA
Always Catching Up, Rarely Ahead
Asia's Curse Upon Rural America
A Car Usually Rarely Appreciates
AMC
Always Made Crap
Autos May Combust
AUDI
Accelerates Under Demonic Influence
Always Unsafe Designs Implemented
Always Under Diagnostic Inspection
Always Upside-down, Double Interest
Another Understated Dealer Incentive
A Used Dodge Incognito
BMW
Bob Marley and the Wailers
Beautiful Mechanical Wonder
Beautiful Models Wanted
Bavarian Manure Wagon
Biggest Metal Waste
Big Money... 阅读全帖
x*****o
发帖数: 2505
37
来自主题: Automobile版 - 土人今天长见识了,回馈本版
去沙滩要先放气,这是常识嘛。
贴一片Foreser 车主的文章:
http://www.naturephotographers.net/articles0000/je0607-1.html
On the Beach in a Forester
Text and photography copyright © Jim Erhardt. All rights reserved.
Note - the thumbnails below are links to larger images.
No doubt, Subaru vehicles offer tremendous versatility and their AWD systems
remain among the best available today. It should therefore come as no
surprise that when properly equipped and driven, many Subaru models handle
deep, soft sand quite compe... 阅读全帖
f*****s
发帖数: 104
38
来自主题: Oregon版 - 请教Mt.HOOD上SKI
cross country,主要是平地.
Downhill,就是下坡了。
不同人学习快慢不一样。有的人一次就能把downhill基本技术掌握得差不多,
有些人几次也学不好。
downhill处一般有很简单的练习专用道。
x******1
发帖数: 224
39
来自主题: Cycling版 - 为啥本版没啥mtbr
road没摔过,没经验,downhill mtb摔过无数回,从来没有摔倒泥巴上... 一次撞到一
块巨石,一分钟内不能动弹。而且25mi以上撞树基本不死就残。
很多downhill trail 慢慢骑是骑不下来的,任何一个超过2ft的drop 是要速度的,更
何况需要jump gap…… 一般人第一次去downhill park 骑最好的车子,走最简单的
路线,也是骑不下来的
Peloton 的确不容易,不过我感觉公路learning curve要小很多,主要在体力。
s*****l
发帖数: 7106
40
来自主题: Cycling版 - 为啥本版没啥mtbr
宽 但不小 xc的29的轮子跟700c差不多
肯定要好控制 否则骑不了
至于危险性谁大
downhill不能进奥运 一大concern就是安全性
您老去yiutube看看红牛downhill有多疯狂
一个不好就是车毁人亡
至于摔
公路车的摔是从车上摔到地上
downhill是从悬崖上摔下来
凶狠程度 高度比速度更厉害
w****1
发帖数: 4931
41
来自主题: Fitness版 - 新手问一下跑步问题
bow leg isn't a problem. Dean Karnazes, one of the most popular
ultramarathoners today, is bow legged. It doesn't prevent him to run 300
miles continuously and to run 50 marathons in 50 days in 50 states.:)
running downhill is technical, and would be damaging to the joints if not
done correctly. Last year my knee injury was due to running downhill too
hard in a marathon race. Now I land on my forefoot on the downhills as well
and that protects my knees (at the cost of putting extra stress on my
j**f
发帖数: 7403
42
来自主题: Fitness版 - 新手问一下跑步问题
正确的跑步姿势,到底是前脚板先着地,还是后脚跟先?

bow leg isn't a problem. Dean Karnazes, one of the most popular
ultramarathoners today, is bow legged. It doesn't prevent him to run 300
miles continuously and to run 50 marathons in 50 days in 50 states.:)
running downhill is technical, and would be damaging to the joints if not
done correctly. Last year my knee injury was due to running downhill too
hard in a marathon race. Now I land on my forefoot on the downhills as well
and that protects my knees (at the cost of
l*x
发帖数: 14021
43
来自主题: Football版 - zt Football 101: The Route Tree
这是来自BR上的Football 101系列文章。
http://bleacherreport.com/articles/2016841-nfl-101-breaking-dow
前面有人贴了3-4防守的,还有4-3防守的。
Breakdown of the 4-3 defensive front (Under/Over).
http://bleacherreport.com/articles/1999358-nfl-101-the-basics-o
Breakdown of the 3-4 defensive front (Okie/Eagle/Under).
http://bleacherreport.com/articles/2007958-nfl-101-the-basics-o
这个是介绍WR route tree的。注意,除了flat, slant,其它的3-9 routes都是在一
个深度拐弯(10-15码的地方),大概是5 steps drop back的时间。flat, slant是3
steps,slant还可以更快,1 step。然后这个route的数字也用在pl... 阅读全帖
p**********1
发帖数: 1458
44
来自主题: Football版 - 海鸟这个从不控球
以防守为主建队的,跑攻很重要,尤其是downhill runner。工资帽决定了无法再追求
wr投入,只能拉慢节奏控制持球时间,发挥防守的威力。海鹰的问题就是完全放弃
oline和跑攻,尤其是jimmy这个交易一点都不合理。你看咳嗽灵到节瓜后搞的都是加强
防守,一轮高位抓的是downhill runner。其实跟当年的巨人有相似之处,巨人当年有
个怪兽好像叫jocob的。相反的,去年巨人不补oline抓跑疯,而是买wr抓te,根本就是
搞笑,堕落在offseason已经就开始了,还好有黄狗垫背。。。
你鹰赌防线是对的,拆oline才是问题。beast mode走后,选秀需要抓个downhill
runner。这几个问题都没有搞好,持球时间不足,防守组长期过度使用,下降是不可避
免的。
A*f
发帖数: 3067
45
nothing wrong when the ball go in the hole. //kaka
but,
sometime, or most of time, the ball just go around the hole.
no need to post putting video for now, since i think in putting, regardless
how well you set up and how well you putt on range, when you play on courses
, there are much more factors impact your ball roll, namely, downhill,
uphill, reading green, left break, right break, distance control, short/long
, lost focus, distractions, ...
Those factors impact more.
Occasionally, when ever... 阅读全帖
A*f
发帖数: 3067
46
(all yardage from Blue tee)
#1, the easiest opening hole, 331 par4, wide open fairway, Other than first
hole jitter, not much to worry. Drive as far as you can, if you are not
afraid of half/three-quater wedge shot. Otherwise, leave yourself 100 for
approaching.
#2, downhill 147 par3, straight forward, pick the right club for your
distance, the hole played as 5-10 yards short (due to the downhill) depends
on the wind.
#3, 362 par4, avoid right hand side, approaching the green from left side of
f... 阅读全帖
t*******t
发帖数: 1656
47
after you develop the feeling of distance on flat green, train yourself on a
"hilly" green.
The trick is to find the break spot (where ball will turn) first. and
instead of putting to the hole, you putt to the break spot.
Adjust distance based on uphill or downhill.
Say you have 10 feet uphill to the break spot, then 3 feet from break spot
to hole downhill. Depending on the slope, do the following adjustment
10
(+2) for uphill
+3
(-1) for downhill
so you end up putting to the break spot for 14 f... 阅读全帖
c*******0
发帖数: 5247
48
我觉得sighfromsoul分析得很靠谱。我简单补充一下我的见解吧。当然很多都是以前从
别的
地方看的。
Kelly的进攻关键并不是No huddle,而是spread。No huddle自然是重要因素,但Kelly
的进攻理念,就是"spread the defense"。但spread有很多种。
Kelly高中是Manchester Central High School的四分卫,当时他的教练是典型的hard
nose football,成天就是I-formation的run。当时kelly就感觉到,这种把对方防守大
部分火力集中在box的球风实在不可理喻,你可能有时候以11-10比对方多,但地方就这
么小,最后球员跑位tackle还是total mess。
但这种hard nose football对kelly的影响是,他是用up-tempo spread的方式,但实际
的目标还是run the ball down throat。这个理念和leach的air raid的不同之处自不
用说,和市长当年横行一时的鳄鱼spread也是非常不同的。
市长当年的spread是传统的one... 阅读全帖
w*****r
发帖数: 385
49
来自主题: Outdoors版 - 二登Mt. Adams (后记)

这个 Web site 集中介绍 Telemark Skiing 的技巧和equipment 等等.
很多技巧 can be applied to downhill skiing.
值得一看.
http://www.telemarktips.com/Lesson.htm
Telemark skis有 downhill skis 一样的工能.
不同之处是 telemark skis 的后脚踝,没有binding锁紧.
所以可以做出这样优美的姿势:P
telemark skis多用于backcountry skiing. 因后脚踝,没有binding锁紧走路是比用
downhill skis容易得多.
z*********n
发帖数: 94654
50
来自主题: Outdoors版 - 爬雪山和越野滑雪活动继续
上次在mammoth滑雪,lift上一个老太太,看着很老了,非常精瘦
一上lift就跟我bso,呵呵,说:
this is like resting. downhill is so easy.
然后说她今天2点结束downhill,然后要跟她的狗xc几个小时
第二天还要跟一个group xc一天,然后第三天还要到另一个地方xc,呵呵
满脸得意,十分鄙视我们这些downhill的
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