基本解釋[商業(yè)]掛車制動器閥英漢例句雙語例句Diagraph spring pneumatic brake valve is widely used as control valve for tractor - trailer braking system.膜片彈簧式氣制動閥作爲(wèi)控制閥已廣泛地應(yīng)用於拖拉機(jī)掛車制動系統(tǒng)。trailer brake-valve更多例句專業(yè)釋義商業(yè)掛車制動器閥