钻井英语缩写1. DP drill pipe 钻杆2. HWDP heavy weight (wall) drill pipe 加重钻杆3. DC drill collar 钻铤4. BHA bottom hole assembly 井下钻具组合5. STB stabilizer 钻杆扶正器6. PNMDC pony non-magnetic drill collar 短无磁钻铤7. SMDC short non-magnetic drill collar 短无磁钻铤8. PDM positive displacement motor 螺杆9. BOP blowout preventer 封井器10. BOPE blow out preventer equipment 封井器设备11. IBOP inside blowout preventer 内防喷工具12. CSG casing 套管13. TBG tubing 油管14. JNT/JT joint 单根1