基本解釋[交通運輸工程]導向滑車導向滑車英漢例句雙語例句The high friction composite brake block is one of the new technologies applied to both the Heavy - haul Freight Train and the Rapid Freight Train.高摩合成閘瓦不僅是重載列車配套制動技術之一，也是提速及快運貨車配套制動技術之一。haul block更多例句詞組短語短語haul -back block 回索滑輪haul block更多詞組專業(yè)釋義交通運輸工程導向滑車導向滑車