Unverified85% confidenceDecision RuleTime unknown
带压力表的储压式灭火器需定期查看指针:绿区正常、黄区偏高、红区失压需充装;无压力表的贮气瓶式无法自检,不适合长期放车内
1
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85%
Confidence
Long-term
Relevance
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