刹幾下,把diaphram的真空放完了,所以踩不下去了,反而被液壓頂回。我看就是brake上的cylinder太小了,提供的力不夠。
刹幾下,把diaphram的真空放完了,所以踩不下去了,反而被液壓頂回。我看就是brake上的cylinder太小了,提供的力不夠。
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