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为了降低采场出矿工作面的粉尘浓度,减少粉尘的飞场,确保职工的身体健康,锡矿山矿务局广大革命职工,针对采场出矿漏斗口附近粉尘浓度大,进行革新活动,最近试制成功一种“电动水幕”。当采场电耙开动
In order to reduce the concentration of dust in mining face, reduce the flying dust and ensure the health of workers, a large number of revolutionary workers in the Mining Bureau of Xiganshan Mining Mine carry out innovation activities in response to the large concentration of dust near the mine exit funnel mouth. Trial success of a “electric water curtain ”. When the stope rake started