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Terms containing 反循环 回 转 | all forms | in specified order only
SubjectChineseEnglish
eng.geol.反循环回转reverse rotary
eng.geol.反循环回转钻reverse circulation rotary drill
bridg.constr.反循环回转钻孔rotary drilling by suction of mud
eng.geol.反循环回转钻机reverse rotary drill rig
earth.sc.反循环回转钻进reverse circulation rotary drilling
tech.反循环回转钻进reverse rotary drilling

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