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煤尘爆炸浮游在空气中的煤的微粒发生爆炸的现象。在干燥的煤矿井下，为了防止粉末状的浮游煤尘因爆破或其他火焰而引起爆炸，必须使井下具有良好的通风条件,并充分洒水以防止产生煤尘，在lm³大气中，若浮游 100g 的干燥煤尘时最为危险
expl. coal dust explosion
煤尘爆炸
tech. coal dust explosion
煤 尘爆炸
: 10 phrases in 2 subjects
Explosives and Explosive Ordnance Disposal3
Technology7

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