The scientific research institute of coal mine in chongqing branch, coal scientific research institute, was designated fushun sorting appraisal outburst mines.
矿井经煤炭科学研究总院重庆分院、煤炭科学研究总院抚顺分院鉴定，被定为突出矿井。
The scientific research institute of coal mine in chongqing branch, coal scientific research institute, was designated fushun sorting appraisal outburst mines.
矿井经煤炭科学研究总院重庆分院、煤炭科学研究总院抚顺分院鉴定，被定为突出矿井。
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