Experimental testing is used to measure the dynamic frictional coefficient of the brake-tile on the working condition of simulated promotion.
在模拟矿井提升的工况下，实验测量闸瓦的动摩擦系数。
Experimental testing is used to measure the dynamic frictional coefficient of the brake-tile on the working condition of simulated promotion.
在模拟矿井提升的工况下，实验测量闸瓦的动摩擦系数。
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