定义 中文名称： 定压水 英文名称： head water 定义： 压力一定的静压水。 应用学科： 煤炭科技（一级学科）；煤炭加工利用（二级学科）； 选煤（二级学科） 以上内容由 全国科学技术名词审定委员会审定公
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Head water tank 高位水箱
high head water power plant 高水头电站
low head water power plant 低水头水电厂
Head water tunk 高位水箱
head-water point 水源地
multi-head water intake 多首制取水
low-head water turbine [动力] 低水头水轮机
以上来源于: WordNet
The sluice is a kind of low-head water off building which can not only barraging water but also dredging water.
水闸是一种低水头过水建筑物，具有挡水和过水的双重作用，在农田水利工程中运用很广泛。
The water closed over his head.
水没过他的头顶。
We are keeping our head above water, but our cash flow position is not too good.
我们虽然还未陷入困境，但资金流转状况不太好。
When his head came out of the water for air, he saw that he was farther away from the soldiers.
VOA: special.2011.05.28
A man who loses his job tries to keep his head above water until he finds a new job.
VOA: special.2009.05.10
To keep your head above water is a colorful expression that means staying out of debt.
VOA: special.2009.05.10
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