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控制閥已廣泛地應用於拖拉機掛車制動系統。trailer brake-valve更多例句專業(yè)釋義商業(yè)掛車制動器閥