基本解釋[經濟學]防腐蝕閥英漢例句雙語例句Parametersoff corrosion proof three-function valve and its develolpment are introduced in the paper.介紹了防腐三用閥的性能蓡數,及其研究過程。corrosion-proof valve更多例句專業(yè)釋義經濟學防腐蝕閥