岩石乳化炸药药卷
rock emulsification blasting explosive volume
火山岩岩石化学
Petrochemistry of volcanic rocks
岩石粉状乳化炸药
rock powdery emulsion explosive
powdery emulsion explosives
不合格乳化炸药
Unqualified emulsion explosive
车制乳化炸药
emulsified explosive produced by trucks
俄罗斯乳化炸药
Russian emulsion explosives
二级煤矿许用乳化炸药
permissible emulsion explosives used in 2nd-class
粉状乳化炸药
Powder emulsion explosives
powder emulsion explosive
powdery emulsion explosives
powdery emulsion explosive
powdery emulsion explosive PEE
Burtonwood
混装乳化炸药
site mixing emulsion explosive
胶状乳化炸药
gelatinous emulsion explosive
煤矿许用粉状乳化炸药
permitted powdered emulsion explosive
permitted powdery emulsion explosive
煤矿许用乳化炸药
permissible emulsion explosive
Permissible Emulsion Explosive for Coal-mine
permitted emulsion explosive for coalmine