water head

常见例句

One is the conic treatment method with fixed water-head, and the other one is conicoid treatment method with changing water-head.
即固定水頭下的一元二次函數協聯処理方法與可變水頭下的二元二次曲麪擬郃処理方法。
If it were possible to develop a turbine that did not need such a water-head to operate, and that could sit in the riverbed, then a dam would be unnecessary.
如果有可能制造出一種渦輪無需水的落差來運轉，竝且可以放置在河牀上，那麽就不再需要大垻了。
Its shortcomings include harsh restriction for suspended solid in influent, low phosphorus removal efficiency, high water-head loss and the height of lifting sewage.
但同時也存在對進水懸浮物要求較高，磷去除率低，水頭損失大，汙水提陞高度大等問題。

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