题目内容

运算形式的基尔霍夫定律表示为 ƩI(S)=0,ƩU(S)=0。

A. 对
B. 错

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电感L的运算阻抗为sL。

A. 对
B. 错

电容C的运算导纳为1/sC。

A. 对
B. 错

关联参考方向下电阻VCR的运算形式为U(S)=R I(S)。

A. 对
B. 错

In the sentence “A majority of Americans feels that President Trump has made race relations worse since George Floyd was killed by the police.” and its translation “大多数美国人认为,自乔治·弗洛伊德被警察杀害之后,特朗普总统令种族关系进一步恶化。” ,the adverbial clause of time is translated into an adverbial clause of .

A. time
B. condition
C. place
D. concession

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