En资源列表

[国外标准] BS EN 50117-1-2002 同轴电缆.总规范

[国外标准] BS EN 50117-1-1997 Coaxial cables used in cabled distribution networks Part 1. Generic specification

[国外标准] BS EN 50106-1997 Specification for Safety of household and similar electrical appliances —

[国外标准] BS EN 50104-2002 Electrical apparatus for the detection and measurement of oxygen - Performance requ

[国外标准] BS EN 50091-2-1996 Uninterruptible power systems (UPS)-Part 2 EMC requirements

[国外标准] BS EN 50091-1-2-1999 Uninterruptible power systems (UPS) Part 1-2 General and safety requirements fo

[国外标准] BS EN 50091-1-1-1997 Uninterruptible power systems (UPS) — Part 1-1 General and safety requirements

[国外标准] BS EN 50090-3-2-2004 Home and Building Electronic Systems (HBES) — Part 3-2 Aspects of application —

[国外标准] BS EN 50090-3-1-1996 Home and Building Electronic Systems (HBES) - Aspects of application - Introduc

[国外标准] BS EN 50090-2-3-2005 Home and Building Electronic Systems (HBES) — Part 2-3 System overview — Genera

[国外标准] BS EN 50090-2-2-1997 Home and Building Electronic Systems (HBES) - System overview - General technic

[国外标准] BS EN 50090-2-1-1996 Home and Building Electronic Systems (HBES) - System overview - Architecture

[国外标准] BS EN 50086-1-1994 Specification for conduit systems for cable management. General requirements

[国外标准] BS EN 50083-2-2001 Cable networks for television signals, sound signals and interactive services — P

[国外标准] BS EN 50083-1-1994(﹢A1-1997﹢A2-1997) Cabled distribution systems for television, sound and interacti

[国外标准] BS EN 50081-2-1994 Electromagnetic compatibility--Generic emission standard Part 2Industrial enciron

[国外标准] BS EN 50078-1994 Torches and guns for arc welding

[国外标准] BS EN 50049-1-1998 Domestic and similar electronic equipment interconnection requirements Peritelevi

[国外标准] BS EN 50022-1977 工业用低压开关设备Specification for low voltage switchgear and controlgear for industrial us

[国外标准] BS EN 50020-2002 Electrical apparatus for potentially explosiveatmospheres — Intrinsic safety ‘i

[国外标准] BS EN 50018-2000 Electrial Aparatus for Potentially Explosive Atmospheres - Flameproof Enclosure d

[国外标准] BS EN 50015-1998 Electrical apparatus for potentially explosive atmospheres Oil immersion ``o''

[国外标准] BS EN 50014-1998 Electrical apparatus for Potentially Explosive Atmospheres - General Requirements

[国外标准] BS EN 45510-5-3-1998 Guide for the procurement of power station equipment Wind turbines

[国外标准] BS EN 45502-2-1-2003 Active implantable medical devices. Part. 2-1 Particular requirements for activ