基本解釋[機(jī)械工程]立式流程泵英漢例句雙語例句And the self-priming process of vertical multiple self-priming pump is analyzed.分析了立式多級自吸泵的自吸過程；vertical process pump更多例句詞組短語短語vertical process pump coupling 立式流程泵聯(lián)軸器vertical process pump更多詞組專業(yè)釋義機(jī)械工程立式流程泵