英语词汇“mud off, shaft wall protection by drilling mud”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	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	underpressures under-pressures under pressure/stress underpressurised underpressurized under pretence of under pretense under pretest under pretext of under pretext of marriage under private management underpriveleged groups underpriviledged groups underprivilege underprivileged underprice under-price underprice a competitor under-privileged underprivileged area underprivilegedchild underprivileged child underprivileged children underprivileged class under-privileged class