NFPA 91 材料气压传输过程中的排气系统标准
日期:2012-02-09 14:22
NFPA 91 Standard for Exhaust Systems for Air Conveying of Vapors, Gases, Mists, and Noncombustible Particulate Solids
NFPA 91 材料气压传输过程中的排气系统标准
1.1.1 This standard provides minimum requirements for the design, construction, installation, operation, testing, and maintenance of exhaust systems for air conveying of vapors, gases, mists, and noncombustible particulate solids except as modified or amplified by other applicable NFPA standards.
1.1.2 This standard does not cover exhaus
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