国外标准列表
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[国外标准] BS 308-1.15-1995 Technical drawings. Seals for dynamic application. Detailed simplified representati
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[国外标准] BS 308-1.14-1995 Technical drawings. Seals for dynamic application. General simplified representatio
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[国外标准] BS 3059-1-1987 Steel boiler and superheater tubes — Part 1 Specification for low tensile carbon stee
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[国外标准] BS 3019-1-1984 TIG welding.Part 1 Specification for TIG welding of aluminium, magnesium and their al
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[国外标准] BS 2TA 11-1974 Specification for bar and section for machining of titanium-aluminium-vanadium alloy