应急指示灯
Emergency indicator light
以上为机器翻译结果，长、整句建议使用 人工翻译 。
目前，主要产品有应急疏散指示灯、应急照明灯、应急电源等和各类防排烟阀。
At present, our products mainly refer to emergency evacuation indicating lamps, emergency lamps, emergency power supplies and various smoke control valves.
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