水节约系统包括：
1）rain collection system
2) washer/dryer water collection system
3) shower/tube water collection system
4) kitchen water collection system
is it worthy to build such systems at home?
u****q 发帖数: 24345
2
有
G***G 发帖数: 16778
3
can someone post their systems here?
【在 u****q 的大作中提到】 : 有
B******y 发帖数: 9065
4
把这些废水Collect起来干嘛用呢？
【在 G***G 的大作中提到】 : 水节约系统包括： : 1）rain collection system : 2) washer/dryer water collection system : 3) shower/tube water collection system : 4) kitchen water collection system : is it worthy to build such systems at home?
