The pyrophyllite powder at very low price is used as the filler of brake composites to accommodate the frictional properties and markedly reduce the cost.
采用价格低廉的叶蜡石作为制动复合材料的填料，不仅可以调节制动材料的摩擦学性能，而且能够大幅度降低成本。
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。
A kind of frictional composites for vehicle brake is developed with better tribological properties based on phenolic resin with ceramic, organic and metallic fibers compound reinforcement.
利用陶瓷、有机、金属纤维混杂增强酚醛树脂，研制开发了一种汽车用新型树脂基制动复合材料。
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