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fm200 fixed fire suppression system
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Description External Storage Pressure Hfc-227ea Fire Extinguisher for Archives Normally, the system is in a quasi-working state. When a fire occurs in ...
2025-07-30 00:19:32
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...tem consisting of a fire extinguisher bottle group, high-pressure hose, fire extinguishing agent check valve, starting bottle group, safety relief ...
2025-07-30 00:19:32
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