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NFPA 17A 湿粉灭火系统标准
日期:2012-02-10 11:20
NFPA 17A Standard for Wet Chemical Extinguishing Systems
NFPA 17A 湿粉灭火系统标准
1.1* Scope. The provisions of this standard apply to the design, installation, operation, testing, and maintenance of pre-engineered wet chemical fire extinguishing systems that discharge wet chemical from fixed nozzles and piping by means of expellant gas. It contains only the essential requirements and recommendations needed to make the standard workable in the hands of those skilled in this field.


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