drilling pipe

US 
UK 
  • un.钻井管
  • Web钻杆;钻井管材
un.
1.
钻井管

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard