基本解釋[經(jīng)濟(jì)學(xué)]制動(dòng)器放氣閥詞組短語(yǔ)短語(yǔ)service brake bleed valve 行車制動(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brake bleed valve更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)制動(dòng)器放氣閥