基本解釋[經(jīng)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(shù),及其研究過程。corrosion-proof valve更多例句專業(yè)釋義經(jīng)濟學防腐蝕閥