valves资源列表
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[国外标准] EN 14141-2004 Valves for natural gas transportation in pipelines - Performance requiremEN ts and tes
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[国外标准] EN 12567-2000 Industrial valves - Isolating valves for LNG - Specification for suitability and appro
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[国外标准] EN 1074-5-2001 Valves for water supply - fitness for purpose requiremEN ts and appropriate verificat
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[国外标准] EN 1074-4-2000 Valves for water supply - fitness for purpose requiremEN ts and appropriate verificat
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[国外标准] EN 1074-3-2000 Valves for water supply - fitness for purpose requiremEN ts and appropriate verificat
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[国外标准] EN 1074-1-2000 Valves for water supply - Fitness for purpose requirements and appropriate verificati
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[国外标准] BS EN 1503-4-2002 Valves — Materials for bodies, bonnets and covers — Part 4 Copper alloys specified
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[国外标准] BS EN 1503-3-2000 Valves — Materials for bodies, bonnets and covers — Part 3 Cast irons specified in
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[国外标准] BS EN 1503-2-2000 Valves Materials for bodies, bonnets and covers Part 2 Steels other than those spe
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[国外标准] BS EN 1503-1-2000 Valves Materials for bodies, bonnets and covers Part 1 Steels specified in Europea
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[国外标准] BS EN 1074-3-2000 Valves for water supply - Fitness for purpose requirements and appropriate verific
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[国外标准] BS 5163-2-2004 Valves for waterworks purposes. Stem caps for use on isolating valves and associated