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

单词	hydraulic prop
释义	hydraulic prop hydraulic prop [hi′drȯ·lik ′präp] (mining engineering) A supporting device consisting of two telescoping steel cylinders extended by hydraulic pressure provided by a built-in hand pump.
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