NFPA 1221 公共防通信系统的建立、维护和使用标准
日期:2012-02-08 14:06
e 2010 NFPA 1221.
Reliable emergency communications are an integral part of effective emergency responsiveness by the fire service, law enforcement, emergency medical services, and other responders. That's why working with the latest edition of NFPA 1221 Standard for the Installation, Maintenance, and Use of Emergency Service Communications Systems is essential. This critical Standard provides procedural and physical criteria for the installation, performance, operation, and maintenance of publi
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09/12 21:06