直流电源电动势为e内阻为r用它给直流电动机供电使之工作直流电动机的电枢线圈的电阻为r电动机两端电压为u通过电动机的电流为i导线电阻 Template




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Try and sketch some of theseStar, Steam engine, Zinnia, Goose, Dessert cart, Supermodel, Candy , Swinging bridge, Geek, Cliff, view more ideas


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tomski直流电源电动势为e内阻为r用它给直流电动机供电使之工作直流电动机的电枢线圈的电阻为r电动机两端电压为u通过电动机的电流为i导线电阻 coloring