1991资源列表

[国外标准] AWS F1.3-1991 A Sampling Strategy Guide for Evaluating Contaminants in the Welding Environment

[国外标准] AWS A5.1-1991 Specification for Carbon Steel Electrodes for Shielded Metal Arc Welding

[国外标准] BS EN 438-2-1991 Decorative high-pressure laminates (HPL) sheets based on thermosetting resins. Dete

[国外标准] BS EN 295-2-1991 Vitrified clay pipes and fittings and pipe joints for drains and sewers. Quality co

[国外标准] BS EN 295-1-1991 Vitrified clay pipes and fittings and pipe joints for drains and sewers. Requiremen

[国外标准] BS EN 292-2-1991 Safety of machinery. Basic concepts, general principles for design. Technical princ

[国外标准] BS EN 292-1-1991 Safety of machinery — Basic concepts, general principles for design — Part 1 Basic

[国外标准] BS EN 268-1991 Specification for propellants for commercial ammunition. Requirements and test method

[国外标准] BS EN 1991-2-2003-2008 UK National Annex to Eurocode 1 Actions on timber structures – Part 2 Traffic

[国外标准] BS EN 1991-2-2003 Actions on structures - Part 2： Traffic loads on bridges

[国外标准] BS EN 1991-1-6-2005-2008 UK National Annex to Eurocode 1 Actions on structures – Part 1-6 General ac

[国外标准] BS EN 1991-1-5-2003 Eurocode 1 Actions on structures — Part 1-5 General actions — Thermal actions

[国外标准] BS EN 1991-1-4-2005 Eurocode 1 Actions on structures — Part 1-4 General actions — Wind actions

[国外标准] BS EN 1991-1-3-2003 Actions on structures — Part 1-3：General actions — Snow loads

[国外标准] BS EN 1991-1-2-2002-2007 UK National Annex to Eurocode 1 Actions on structures – Part 1-2 General ac

[国外标准] BS EN 133-1991 Respiratory protective devices. Classification

[国外标准] BS EN 10204-1991 Metallic Products - Types of Inspection documents

[国外标准] BS EN 10142-1991 Specification for continuously hot-dip zinc coated low carbon steel sheet and strip

[国外标准] BS EN 10071-1991 Chemical analysis of ferrous materials Determination of manganese in steels and iro

[国外标准] BS EN 10036-1991 Chemical analysis of ferrous materials Determination of total carbon in

[国外标准] BS 8118-2-1991 Structural use of aluminium. Specification for materials, workmanship and protection

[国外标准] BS 8118-1-1991 Structural use of aluminium. Code of practice for design

[国外标准] BS 7477-1991 IEC 416-1988 ISO 3461-1-1988 Guide for General principles for the creation of graphical

[国外标准] BS 7475-1991 Specification for fusion welding of austenitic stainless steels

[国外标准] BS 7461-1991 Specification for electrically operated automatic gas shut-off valves fitted with throu