“power head rig”的概念、定义、翻译、参考文献-科学参考

单词	power head rig
释义	power head rig Encyclopedia 理学钻机释 power head rig动力头钻机以动力头为回转机构，采用桅杆结构和可实现长行程给进的钻机。
随便看	common therapeutic factor common turtle limpet Common Understandings in 1992 common usage of words common value concepts common-view observation common vocabulary common wallflower common warehouse metamodel common warehouse metamodel, CWM common water monitor commonweal forest biological assets Commonwealth Avenue Commonwealth Bank of Australia Commonwealth Broadcasting Association Commonwealth Government of Philippines Commonwealth of Nations Commonwealth of Puerto Rico Commonwealth Scientific and Industrial Research Organization Commonwealth Writers prizes common weed common working line of aeroengine common wren common yam common yam rhizome

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