汽车制动器衬片
brake linings of automobiles
汽车制动器台架试验
Automobile-brake-platform-test
重型汽车制动器
heavy-duty vehicles brake
内涨型鼓式制动器
internal expanding drum brake
外收缩型鼓式制动器
external contracting drum brake
电动汽车动力电池
electric vehicles power battery
粉末冶金汽车制动衬片
sintered brake lining for autos