【单选题】When using the branch current method to solve a complex circuit with b branches and n nodes (b > n), the node current equation that can be writen is用支路电流法求解一个具有b条支路,n个节点(b>n)的复杂电路时,可以列出的节点电流方程为( )
【简答题】阅读短文,判断正(T)误(F)。 Mike is an American boy. He is my new classmate. He is 10 years old. Mike has a brother. His name is Nick. Nick is 163 cm. Mike is 165 cm. Mike often goes to school on foot. Nick ofte...