鉆桿
英語翻譯
參考釋義
- 鉆桿[zuàngǎn]
- -bullrod;bar;rod;drillstem;drillpipe;jackrod（手持式風(fēng)鉆）;borerod;boringbar;drillingrod;drillingpipe;drillrod
- 短語鉆桿串rodstring鉆桿地層測(cè)試drill-stemtest鉆桿定向器steadyarm鉆桿定心器drillingrodcentralizer鉆桿扶正器stile鉆桿護(hù)套stabilizer鉆桿扭曲windup鉆桿起卸法breakout鉆桿敲孔壁slapping鉆桿鉆頭rodbit
雙語例句
In course of sinking the well-shaft they came upon a deposit of a very rare mineral.
