英语词汇“drill stem elements”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	drill stem elements
释义	drill stem elements 基本例句钻具 These two days we have been laying down drill tools.这两天我们都在甩钻具。 This paper analyses how the whipstocking screw drill tools easily trip in casing.因此，结构弯角必然较大，这就提出了这种钻具在套管内能否顺利下入的问题。
随便看	steering gear flat steering gear frame bracket steering gear housing steering gear housing bracket steering gear housing cover steering gear housing cover gasket steering gear housing end plate steering gear housing filler plug steering gear housing lower cover steering gear housing plug steering gear housing side cover steering gear housing top cover steering gear, hydraulic steering gear hydraulic oil steering gear linear-angle ratio steering gear linear-angle ratio characteristic steering gear lock steering gear lockignition switch steering gear machinery steering gear max output torque steering gear oil steering gear power unit steering gear ratio steering gear reduction ratio steering gear room