短語(yǔ)詞組短語(yǔ)service brake bleed valve 行車(chē)制動(dòng)器排放閥automatic brake bleed valve 自動(dòng)制動(dòng)器放氣閥parking brake bleed valve 停放制動(dòng)器放泄閥oil cooled brake bleed valve 油冷式制動(dòng)器泄放閥 返回 brake bleed valve