air-proof paper
相关英语词汇推荐
- dynamite paper
- florist crepe paper
- button specks
- linear sweep
- settling off
- buff (ing) paper
- protective paper
- setting mortar
- ricing
- cheese roll
- streww-strain tester
- down stroke,undershoot
- dandy marks,dandy worm
- abrasive
- wood crib
- pulp purification
- water absorption test
- prosenchymatous cell
- electronic probe sensor
- singing split