1) alternative water use
轮换用水
2) standby in turn
轮换备用
3) versatile waterwheel
多用水轮
1.
Analysing the power used in ancient China,this paper points out that the versatile waterwheel, which drives many working machines to operate simultaneously with the same waterwheel, had been widely used in regions having abundant water resources, andstresses that in the versatile waterwheel system there must be the function of clutching.
所谓多用水轮，就是用同一水轮，带动多个工作机同时工作。
4) replacement of the water turbine
水轮机更换
5) water-gas shift
水煤气轮换
补充资料：地下水水资源评价(见水资源评价)
地下水水资源评价(见水资源评价)
d ixiashui shuiziyuan Ping】ia地下水水资源评价见水资源评价。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条