液压缸;水压缸

hydraulic cylinder的用法和样例：

例句

A spring holds the other ends in contact with the piston of a hydraulic cylinder.另一端由一个弹簧托住，与液压缸的活塞相接。
In front brakes it is usual to hydraulic cylinders in order to equallise the pressures exerted by the shoes.在前制动器中，通常使用两个液压缸，用以平衡制动蹄所产生的压力。

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英语万花筒

King Cyrus' Cylinder

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六分钟英语

CNN 2010-06-05

Oil spill, Day 42 of this oil spill in the Gulf of Mexico. Still there is no end in sight for this crisis. Right now take a look with me. Work under water and under way to place a custom built dome over that ruptured well. Remember that effort top ki

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VOA标准英语2010-Climate Hastened Collapse of Angkor, Capi

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听电影学英语-快餐帝国3

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学英语单词

Adhélfia

air outlet

amare

analog signal processing circuits

Anosov's theorem

anthraquinone-1-sulfonic acid