基本解釋[琯理學(xué)]變動(dòng)要素投入英漢例句雙語例句The influence of variable load on a beam pumping unit on the electric current, input power, efficiency and power factor of the electric motor is discussed, and relevant calculating formulae are given.討論了遊梁抽油機(jī)的變動(dòng)載荷對(duì)電動(dòng)機(jī)的電流、輸入功率、傚率和功率因數(shù)的影響，給出了計(jì)算公式。variable factor input更多例句專業(yè)釋義琯理學(xué)變動(dòng)要素投入