Pneumatic brake and hydraulic brake two-in-one,for air compressors,air brake master cylinder,wheel cylinder,door pump,cluth,booster,wheel cylinder,etc.是什么意思_Pneumatic brake and hydraulic brake two-in-one,for air compressors,air brake master cylinder,wheel cylinder,door pump,cluth,booster,wheel cylinder,etc.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句