Valve和seat之間沒有相對運動,怎麽著也不會產生噪音
所有跟帖:
• 我指valve “開” “關” 時 和 mating surface 的接觸,不知道沒磨過mating 不好會不會出點噪音? -佚木- ♂ (0 bytes) () 11/28/2017 postreply 17:44:30
• 我指valve “開” “關” 時 和 mating surface 的接觸,不知道沒磨過mating 不好會不會出點噪音? -佚木- ♂ (0 bytes) () 11/28/2017 postreply 17:44:30
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