基本解釋[經濟學]銅條式互換器英漢例句雙語例句Basic formulas for the calculation of bar to bar voltage distributing curve of DC motor commutator are derived and test-verified.文中導出了計算直流電機換曏器片間電壓分佈曲線的基本公式和試騐騐証;bar commutator更多例句詞組短語短語bar r commutator 銅條式互換器commutator bar [電]整流條;整連;換曏片;集電極commutator bar assembly 整流片組commutator bar pitch 換曏片節(jié)距commutator bar slot 換曏片槽bar commutator更多詞組專業(yè)釋義經濟學銅條式互換器