英语词汇“hydraulic ram”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

hydraulic ram

noun

An automatic pump in which a large volume of water flows through a valve which it periodically forces shut, the sudden pressure change being used to raise a smaller volume of water to a higher level.There is a device called a hydraulic ram, which causes water to flow uphill with no outside influences except the actual flow of water....

Technicians used a customized hydraulic ram to stress the tendons to a predetermined gauge pressure corresponding to the design jacking force.
Under this method the head of the crane is raised by means of a hydraulic ram so as to create a gap between the head of the crane and the mast.

单词	hydraulic ram
释义	hydraulic ram noun An automatic pump in which a large volume of water flows through a valve which it periodically forces shut, the sudden pressure change being used to raise a smaller volume of water to a higher level.There is a device called a hydraulic ram, which causes water to flow uphill with no outside influences except the actual flow of water.... Technicians used a customized hydraulic ram to stress the tendons to a predetermined gauge pressure corresponding to the design jacking force. Under this method the head of the crane is raised by means of a hydraulic ram so as to create a gap between the head of the crane and the mast.
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