英语词汇“mud off, shaft wall protection by drilling mud”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	mud off, shaft wall protection by drilling mud
释义	mud off, shaft wall protection by drilling mud 泥浆护壁; 采用钻井法时，利用井内泥浆的静压力（压强）平衡地压与水压，并使泥浆渗入围岩形成泥皮，以维护井帮的方法。
随便看	stoo stood stood about stood a chance stood against stood a good chance stood aloof stood aloof from stood apart stood apart from stood around stood a show stood aside stood at stood at bay stood back stood back from stood between stood by stood by period stood clear stood comparison with stood confessed as stood corrected stood down

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