短语词组短語Parts of vacuum brake booster 真空煞車倍力器零件Vacuum brake booster for automobile 汽車真空煞車倍力器Brake Vacuum Booster 刹車真空倍力器;車真空倍力器;倍力器english brake vacuum booster 刹車真空倍力器Brake booster vacuum 制動真空助力器 返回 vacuum brake booster