En资源列表

[国外标准] BS EN 656-2000 Gas-fired central heating boilers Type B boilers of nominal heat input exceeding 70 k

[国外标准] BS EN 647-1994 Paper and board intended to come into contact with foodstuffs —

[国外标准] BS EN 646-2006 Paper and board intended to come into contact with foodstuffs —

[国外标准] BS EN 641-1995 Reinforced concrete pressure pipes, cylinder type, including joints and fittings

[国外标准] BS EN 640-1995 Reinforced concrete pressure pipes and distributed reinforcement concrete

[国外标准] BS EN 639-1995 Common requirements for concrete pressure pipes including joints and fittings

[国外标准] BS EN 638-1995 Plastics piping and

[国外标准] BS EN 637-1995 Plastics piping systems — Glass-reinforced plastics components Determination of the

[国外标准] BS EN 636-3-1997 Plywood- Specifications Part 3. Requirements for plywood for use in exterior condit

[国外标准] BS EN 636-2003 Plywood — Specifications

[国外标准] BS EN 636-2-1997 Plywood -Specifications Part 2. Requirements for plywood for use in humid condition

[国外标准] BS EN 636-1-1997 Plywood - Specifications Part 1. Requirements for plywood for use in dry conditions

[国外标准] BS EN 635-5-1999 Plywood -Classification by surface appearance Part 5 Methods for measuring and expr

[国外标准] BS EN 635-3-1995 Plywood — Classification by surface appearance — Part 3 Softwood

[国外标准] BS EN 635-2-1995 Plywood — Classification by surface appearance — Part 2 Hardwood

[国外标准] BS EN 635-1-1995 Plywood — Classification by surface appearance — Part 1 General

[国外标准] BS EN 634-1-1995 Cement-bonded particle boards — Specification — Part 1 General requirements

[国外标准] BS EN 631-2-1999 Materials and articles in contact with foodstuffs Catering containers Part 2 Dimens

[国外标准] BS EN 631-1-1993 Catering containers — Part 1 Specification for dimensions of containers

[国外标准] BS EN 629-2-1996 Transportable gas cylinders 25E taper thread for connection of valves to gas cylind

[国外标准] BS EN 629-1-1996 Transportable gas cylinders 25E taper thread for connection of valves to gas cylind

[国外标准] BS EN 626-2-1996 Safety of machinery — Reduction of risk to health from hazardous substances emitted

[国外标准] BS EN 626-1-1995 Safety of machinery — Reduction of risks to health from hazardous substances emitte

[国外标准] BS EN 625-1996 Gas-fired central heating boilers — Specific requirements for the domestic hot water

[国外标准] BS EN 624-2000 Specification for dedicated LPG appliances Room sealed LPG space heating equipment fo