A blasting powder
A级炸药<主要用于露天矿
热门单词
- absorption spectrum
- acacia gum
- acalcerosis
- accelerated ageing
- accessory symptom
- acetylating viscose rayon
- acetylene
- acetylpropionic acid
- acid value
- acoustic paper
- acoustical board
- acrolein
- acrylic glass set square
- acute experiment
- acute rheumatism
- adaptive enzyme
- adduct rubber
- adenovirus infection of cattle
- adipic diamide
- adipopexis
- adjustable eccenter-worm pump
