单项选择题
A.130Ah B.140Ah C.150Ah D.160Ah
A.150~1950mm B.200~2000mm C.100~1800mm D.250~1900mm
A.100N B.120N C.130N D.150N
A.截止相当于开关接通 B.放大相当于开关接通 C.饱和相当于开关接通 D.截止相当于开关断开，饱和相当于开关接通
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