电子真空助力器
electronic vacuum booster
反应器厂房真空制动器
reactor building vacuum breaker
非微扰QCD真空和真空凝聚
non-perturbative QCD vacuum and vacuum condensate
真空悬浮式动力制动器
vacuum-suspended power brake
真空助力器带主缸总成
vacuum booster with brake master cylinder
制动主缸及真空助力器
master cylinder and vacuum booster
高制动器助力压力
high brake boost pressure
制动助力器工作原理示意图
working principle diagram of brake booster