... colliery engineering 煤炭技术 fiery colliery 瓦斯煤矿 colliery engineer 采矿工程师 ...
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瓦斯煤矿停电标准 electricity cut-off standard
瓦斯煤矿分级 [矿业] classification of gassy mines
一级瓦斯煤矿 first category gassy mine
超级瓦斯煤矿 [矿业] super category gassy mine
煤矿瓦斯 Coal-mine gas ; mine gas ; coal mine methane
煤矿瓦斯预测 Coal Mine Gas Prediction ; Colliery Gas Forecast
煤矿瓦斯抽放 Coal Mine Gas Drainage
煤矿瓦斯地质学 mining gas-geology
煤矿瓦斯的综合利用 Use of Gas Explosion Colliery
承担对国有重点煤矿安全技术改造和瓦斯综合治理与利用项目的审核工作。
To undertake the review and verification of projects of the safety technology renovation of key coal mines and the comprehensive gas control and utilization.
墨西哥北部科阿韦拉州一座煤矿发生瓦斯爆炸，造成至少14名矿工被困井下。
At least 14 miners are trapped underground at a coal mine in Mexico following a gas explosion. It happened in the northern state of Coahuila.
4日上午9时，辽宁省阜新市清河门区河西镇第八煤矿发生一起瓦斯爆炸事故，造成27人死亡。
27 people were killed and 6 injured Thursday morning in a gas explosion at a coal mine in Fuxin, Liaoning.
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