基本解釋[經(jīng)濟學(xué)]變速泵英漢例句雙語例句Finally, the optimization result of water source heat pump set under the variant working conditions can be received.最終獲得水源熱泵機組的變工況優(yōu)化設(shè)計結(jié)果。variant pump更多例句詞組短語短語variant t pump 變速泵speed -variable pump variant pump 變速泵variant pump更多詞組專業(yè)釋義經(jīng)濟學(xué)變速泵