| 单词 | hydraulic ram |
| 释义 | hydraulic ram【电】 冲击起水机 hydraulic ram hydraulic ram n.（名词）1. A water pump in which the downward flow of naturally running water is intermittently halted by a valve so that the flow is forced upward through an open pipe into a reservoir.压力扬吸机：一种水泵，泵内自然向下流动的水周期性地被一个阀门阻塞，以迫使水流向上经过一个开口的管道流入蓄水池中2. The large output piston of a hydraulic press.水压机活塞：水压机上大的输出活塞 |
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