444.ZPW-2000A型无绝缘轨道电路在调整状态时,“轨出2”电压应不小于()
2024-01-19信号工(初级工)题库
444.ZPW-2000A型无绝缘轨道电路在调整状态时,“轨出2”电压应不小于()
A.80mV
B.90mV
C.100mV
D.110mV
正确答案是A

444.ZPW-2000A型无绝缘轨道电路在调整状态时,“轨出2”电压应不小于()
A.80mV
B.90mV
C.100mV
D.110mV
正确答案是A