A blasting powder
A级炸药<主要用于露天矿
热门单词
- abrasive wheel for worm grinding
- accelerating agent
- acetate staple fiber
- acetonyl acetone
- acorite
- Acronize
- acrylate
- act of god
- Acti-Aid
- action exercise
- activated complex
- activated zinc oxide
- active exercise
- active potency
- actual loss
- acuariosis of chicken
- acupuncture and moxibustion instrument and material
- adaptability test
- adaptative hormone
- addendum cone
- adjective gland
