钻杆
英语翻译
参考释义
- 钻杆[zuàngǎn]
- -bullrod;bar;rod;drillstem;drillpipe;jackrod（手持式风钻）;borerod;boringbar;drillingrod;drillingpipe;drillrod
- 短语钻杆串rodstring钻杆地层测试drill-stemtest钻杆定向器steadyarm钻杆定心器drillingrodcentralizer钻杆扶正器stile钻杆护套stabilizer钻杆扭曲windup钻杆起卸法breakout钻杆敲孔壁slapping钻杆钻头rodbit
双语例句
In course of sinking the well-shaft they came upon a deposit of a very rare mineral.
