main shaft

US 
UK 
  • un.主竖井
  • Web主轴;主传动轴;主井
un.
1.
主竖井

Sample Sentence

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