值班照明宜利用正常照明中能单独控制的一部分或利用应急照明的一部分或全部；
The on-duty lighting is suitable for making use of part of normal lighting with independent control or part of or whole emergency lighting.
值班照明宜利用正常照明中能单独控制的一部分或利用应急照明的一部分或全部；
The on-duty lighting is suitable for making use of part of normal lighting with independent control or part of or whole emergency lighting.
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