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。
查看答案
基尔霍夫定律仅适用于线性的电路。
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.
“人不能两次踏进同一条河流”和“人一次也不能踏入同一条河流”这两种说法
A. 都是辩证法的观点
B. 都是诡辩论的观点
C. 前者是辩证法的观点，后者是诡辩论的观点
D. 前者是诡辩论的观点，后者是辩证法的观点
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