单项选择题
A.133,30,30,5,13 B.133,30,2,2,13 C.13,30,30,1,13 D.133,30,30,5,133
A.状态评价 B.检修周期 C.供电可靠性 D.停电计划
A.55 B.45 C.35 D.30