Unverified85% confidenceDecision RuleTime unknown
安防报警的燃气/烟雾探测器必须选带独立市电供电+备用电池的双电源款,纯电池款在报警时大电流蜂鸣会加速耗电,且断电即失效,无法满足消防安全冗余要求
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85%
Confidence
Long-term
Relevance
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