基本解釋n.筑路石料同根派生 roadstone相關詞英漢例句The paper states the development and application of raw material as cement, fertilizer and the roadstone and the recovery of useful componants are also discussed. 并對它們作為水泥、肥料生產和筑路工程中的原材料及有用組分回收等方面的開發(fā)利用進行了探討。roadstone更多例句