Then the spring force on each one of them — - if I call that the spring force — will only have to be half to counter this force.
它们各自受到的弹力-，如果我称之为弹力-，将只会是，这个力的一半。
Single axle roller counter-force brake test system is most popular in vehicle brake performance testing.
汽车制动性能检验广泛使用单轴滚筒反力式制动试验台。
Single axle roller counter-force brake test system is most popular in vehicle brake performance testing.
汽车制动性能检验广泛使用单轴滚筒反力式制动试验台。
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