题目内容

在KCL中,在任一瞬间,流入一个节点的电流的代数和恒等于零

A. 对
B. 错

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在任一时刻,流出一封闭面的电流之和等于流入该封闭面的电流之和。

A. 对
B. 错

基尔霍夫定律仅适用于线性的电路。

A. 对
B. 错

网孔数大于等于回路数

A. 对
B. 错

[音频]

A. He is upset that his sister is missing.
B. He is tired of his sister's explanations.
C. He is dissatisfied with his sister's housework.
D. He's very unhappy at his sister's act.

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