空心钻杆

[kōng xīn zuàn gǎn]

空心钻杆的英文翻译

基本释义

• hollow drill rod
• hollow rod
• hollow stem
• hollow drill
• hollow-drill shank
• hollow-drill steel

参考释义

空心钻杆 [kōng xīn zuàn gān]

• - {设计} hollow drill; hollow rod; hollow stem; hollow-drill shank; hollow-drill steel
• 短语
  空心钻杆钻进{工} hollow-rod drilling