55 inch thread flat tangential die
55°英制螺纹切线平板牙
热门单词
- absorbent bandages
- acetaminosalol
- acethxybenzamide
- acetophenetidin
- acetylene series
- acid resisting paint
- acid salt
- acoustic generator
- acromegaly
- acrylic low-temperature baking varnish
- acrylonitrile-protein fibre
- actinolitic greenschist facies
- activation center
- activist point of view
- actualization
- acupuncture instrument
- adaptive predictor
- adaptive robot system
- addictive personality6
- addition of class
- adjustable reamer
