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巷道试验
利用模拟矿井条件的试验巷道,测定炸药或火工品爆炸时能否引燃、引爆可燃气、煤尘的安全性试验
expl.
gallery test
;
drift gallery test
;
drift test
巷道试验
:
3 phrases
in 1 subject
Explosives and Explosive Ordnance Disposal
3
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