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兴义市朝阳煤矿矿井粉尘浓度测定表时间：2013-10序号检测日期检测地点呼尘(mg.m-3)全尘(mg.m-3)备注煤岩煤4 岩2013-10-612013-10-611101采面进风巷0.2222013-10-611101采面回风巷0.3432013-10-611102掘进回风巷0.2342013-10-611102掘进运输巷0.2352013-10-6一采区运输下山0.2262013-10-6一米区轨道下山0.1272013-10-6一采区回风下山0.3482013-10-6采面专用回风巷0.3492013-10-6掘进面专用回风0.23102013-10-6矿井总回风巷0.452013-10-2612013-10-2611101采面进风巷0.1122013-10-611101采面回风巷0.3432013-10-611102掘进回风巷0.2342013-10-611102掘进运输巷0.2352013-10-6一采区运输下山0.2162013-10-6一米区轨道下山0.1272013-10-6一采区回风下山0.3482013-10-6采面专用回风巷0.3492013-10-6掘进面专用回风0.23102013-10-6矿井总回风巷0.44测定人员签字:领导审阅签字: