常見例句雙語(yǔ)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(dòng)技術(shù)之一，也是提速及快運(yùn)貨車配套制動(dòng)技術(shù)之一。 返回 haul block