2-7题,快

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2-7题,快2-7题,快 2-7题,快2、150mA,0.15mA,0.00015A3、三,两,0.1A,0.2A,0.02A4、1.8A,0.36A5、(1)零刻度线(2)串(3)大,小量

2-7题,快
2-7题,快
 

2-7题,快
2、150mA,0.15mA,0.00015A
3、三,两,0.1A,0.2A,0.02A
4、1.8A,0.36A
5、
(1)零刻度线
(2)串
(3)大,小量程
(4)正,负
(5)用电器
6、指针偏转角度较小,测量不准确
7、B
肯定正确,不明追问.