“压头”怎么读？

“压头”的英语可以翻译为：[化] discharge head，[水] pressure head，indenter，squeeze head ...

Dall流量管是具有特别高的压头补偿的实验装置.The Dall flow tube is an empirical design with an extremely high pressure head recovery.当下游压头大于上游压头约3/5时, 流量是潜流.When the downstream head is greater than about 3 / 5 of the upstream head, flow is s...