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炭层 | |||
煤粉尘 | |||
煤尘采煤时产生的煤粉,它浮游在空气中是造成煤尘爆炸的原因 | |||
煤屑; 煤粉 | |||
煤炭粉末; 煤末; 煤粉 (尘) | |||
煤尘 | |||
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煤粉〔屑〕 |
coal -dust : 37 phrases in 8 subjects |
Automobiles | 1 |
Chemistry | 3 |
Dermatology | 1 |
Electronics | 2 |
Explosives and Explosive Ordnance Disposal | 6 |
Metallurgy | 3 |
Technology | 20 |
Textile industry | 1 |