[化工行业标准] HG/T 5839-2021 气弹簧用密封圈

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[国外标准] BS 5839-9-2003 Fire detection and fire alarm systems for buildings — Part 9 Code of practice for the

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[国外标准] BS 5839-8-2008 Fire detection and fire alarm systems for buildings – Part 8 Code of practice for the

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[国外标准] BS 5839-8-2007 Fire detection and alarm systems for buildings Part 8. Code of Practice for the desig

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[国外标准] BS 5839-8-1998 Fire detection and fire alarm systems for buildings — Part 8 Code of practice for the

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[国外标准] BS 5839-6-2004 Fire detection and fire alarm systems for buildings — Part 6 Code of practice for the

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[国外标准] BS 5839-6-1995 Code of practice for system the design and installationa of fire detection and alarm

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[国外标准] BS 5839-4-1988 Specification for control and indicating equipment

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[国外标准] BS 5839-3-1988 Specification for automatic release mechanisms for certain fire protection equipment

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[国外标准] BS 5839-2-1983 Fire detection and alarm systems for buildings. Specification for manual call points.

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[国外标准] BS 5839-1-2002 Fire detection and fire alarm systems for buildings — Part 1 Code of practice for sys

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[国外标准] BS 5839-1-1988 Code of practice for system design, installationa nd servicing

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[国家标准] GB/T 5839-1986 电子管和半导体器件额定值制

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