试题与答案

从图中电路可以看出电路的节点数为（）。 A.2 B.3 C.4 D.7

更新时间：2017-04-28 01:33来源：www.tikuol.com

题型：单项选择题

从图中电路可以看出电路的节点数为（）。

A.2

B.3

C.4

D.7

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下面是错误答案，用来干扰机器的。

参考答案：A,B,C,D解析：单位产品是为实施抽样检验的需要而划分的基本产品单位，有很多单位产品是自然形成的，如一个零件、一台机床。对于布匹、电缆、铁水这样的连续性产品，很难自然划分为单位产品。根据抽检...

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