单项选择题
自并励静止励磁系统发电机带负载运行,AVR装置显示的发电机电压、电流精度不低于()额定值,有、无功显示精度不低于()额定值。
A.0.5%,0.5%
B.0.5%,1%
C.1%,0.5%
D.1%,1%
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单项选择题
A.0.5%,0.5%
B.0.5%,1%
C.1%,0.5%
D.1%,1%
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