Warning: file_put_contents(/www/wwwroot/ppbbu/80125.cn/cache/36a815121a4b688b40d077d1541d01e3.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/80125.cn/index.php on line 58 bar commutator-例句_bar commutator-英汉例句_bar commutator-双解例句_食材鋪反向词典
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；