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NF B38-207-1996 Textile glass Woven fabrics Determination of thickness 《纺织玻璃纤维 机织织物 厚度的测定》.pdf 6

NF B38-207-1996 Textile glass Woven fabrics Determination of thickness 《纺织玻璃纤维 机织织物 厚度的测定》.pdfNF B38-207-1996 Textile glass Woven fabrics Determination of thickness 《纺织玻璃纤维 机织织物 厚度的测定》.pdf

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NF A49-714-1997 Steel tubes Internal two layers coating with phenol resin or epoxy resin and polyamide based coating 《钢管 带有酚醛树脂或环氧树脂及聚酰胺基涂层的内部双层覆层》.pdf 38

NF A49-714-1997 Steel tubes Internal two layers coating with phenol resin or epoxy resin and polyamide based coating 《钢管 带有酚醛树脂或环氧树脂及聚酰胺基涂层的内部双层覆层》.pdfNF A49-714-1997 Steel tubes Internal two layers coating with phenol resin or epoxy resin and polyamide based coating 《钢管 带有酚醛树脂或环氧树脂及聚酰胺基涂层的内部双层覆层》.pdf

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NF A49-647-1979 Steel tubes Structural welded tubes circular square rectangular or oval in ferritic or austenitic stainless steels Dimensions Technical delivery conditions 《钢管 不锈钢、.pdf 11

NF A49-647-1979 Steel tubes Structural welded tubes circular square rectangular or oval in ferritic or austenitic stainless steels Dimensions Technical delivery conditions 《钢管 不锈钢、.pdfNF A49-647-1979 Steel tubes Structural welded tubes circular square rectangular or oval in ferritic or austenitic stainless steels Dimensions Technical delivery conditions 《钢管 不锈钢、.pdf

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NF A49-289-1990 Steel tubes Butt welding tubular fittings used at low and high temperature Non alloy alloy and stainless steels Dimensions Technical delivery conditions 《钢管 用于高低温条件.pdf 61

NF A49-289-1990 Steel tubes Butt welding tubular fittings used at low and high temperature Non alloy alloy and stainless steels Dimensions Technical delivery conditions 《钢管 用于高低温条件.pdfNF A49-289-1990 Steel tubes Butt welding tubular fittings used at low and high temperature Non alloy alloy and stainless steels Dimensions Technical delivery conditions 《钢管 用于高低温条件.pdf

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NF A49-285-1982 Steel tubes Unalloyed or alloy steel butt welding elliptic caps with quality requirements Dimensions Technical delivery conditions 《钢管 有质量要求的非合金或合金钢制对缝焊接椭圆底座 尺寸 交货技.pdf 10

NF A49-285-1982 Steel tubes Unalloyed or alloy steel butt welding elliptic caps with quality requirements Dimensions Technical delivery conditions 《钢管 有质量要求的非合金或合金钢制对缝焊接椭圆底座 尺寸 交货技.pdfNF A49-285-1982 Steel tubes Unalloyed or alloy steel butt welding elliptic caps with quality requirements Dimensions Technical delivery conditions 《钢管 有质量要求的非合金或合金钢制对缝焊接椭圆底座 尺寸 交货技.pdf

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NF A49-250-1979 Steel tubes Welded plain end tubes of commercial quality with or without special delivery conditions Dimensions (D superior or equal to 168 3 mm) Technical delivery.pdf 16

NF A49-250-1979 Steel tubes Welded plain end tubes of commercial quality with or without special delivery conditions Dimensions (D superior or equal to 168 3 mm) Technical delivery.pdfNF A49-250-1979 Steel tubes Welded plain end tubes of commercial quality with or without special delivery conditions Dimensions (D superior or equal to 168 3 mm) Technical delivery.pdf

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NF A06-709-1986 Copper and copper alloys Determination of antimony content Rhodamine B spectrometric method 《铜和铜合金 锑含量的测定 若丹明B(Rhondamine B)光谱法》.pdf 4

NF A06-709-1986 Copper and copper alloys Determination of antimony content Rhodamine B spectrometric method 《铜和铜合金 锑含量的测定 若丹明B(Rhondamine B)光谱法》.pdfNF A06-709-1986 Copper and copper alloys Determination of antimony content Rhodamine B spectrometric method 《铜和铜合金 锑含量的测定 若丹明B(Rhondamine B)光谱法》.pdf

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NF A06-708-1969 CHEMICAL ANALYSIS OF COPPER AND ITS ALLOYS POLAROGRPAHIC DETERMINATION OF LEAD 《铜和铜合金的化学分析 铅的极谱法测定》.pdf 4

NF A06-708-1969 CHEMICAL ANALYSIS OF COPPER AND ITS ALLOYS POLAROGRPAHIC DETERMINATION OF LEAD 《铜和铜合金的化学分析 铅的极谱法测定》.pdfNF A06-708-1969 CHEMICAL ANALYSIS OF COPPER AND ITS ALLOYS POLAROGRPAHIC DETERMINATION OF LEAD 《铜和铜合金的化学分析 铅的极谱法测定》.pdf

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NF A06-707-1967 Chemical analysis of copper and its alloys Electrolytic determination of lead 《铜和铜合金化学分析 铅含量电解测定》.pdf 3

NF A06-707-1967 Chemical analysis of copper and its alloys Electrolytic determination of lead 《铜和铜合金化学分析 铅含量电解测定》.pdfNF A06-707-1967 Chemical analysis of copper and its alloys Electrolytic determination of lead 《铜和铜合金化学分析 铅含量电解测定》.pdf

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NF A06-701-1967 Chemical analysis of copper and copper alloys Dissolving electrolytic determination of copper lead separation 《铜和铜合金的化学分析 溶解 铜的电解测定 铅的分离》.pdf 3

NF A06-701-1967 Chemical analysis of copper and copper alloys Dissolving electrolytic determination of copper lead separation 《铜和铜合金的化学分析 溶解 铜的电解测定 铅的分离》.pdfNF A06-701-1967 Chemical analysis of copper and copper alloys Dissolving electrolytic determination of copper lead separation 《铜和铜合金的化学分析 溶解 铜的电解测定 铅的分离》.pdf

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