abrasive surface
磨损面, 研磨面
热门单词
- a lightning bolt
- a wide place in the road
- abrasive cement
- absolute
- absolute instrument
- absorption charge
- academic licence
- accelerogram
- access door
- acclimatization
- accommodation train
- accordance circuit
- account flow chart
- account structure
- accountable warrant
- accounts of student progress
- accrued items
- acetonide
- achoresis
- achroa
- acid resisting tile
