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YB T 4378-2014 Passivation magnesium powder for molten iron desulphurization《铁水脱硫用钝化镁》.pdf
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YB T 4377-2014 Electrolytic polishing method of metallic specimens《金属试样的电解抛光方法》.pdf
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WJ 461-1995 Metal coating Specifications for ferrous metal oxidizing coatings of optical instrument《金属覆盖层 光学仪器用黑色金属氧化层规范》.pdf
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WJ 460-1995 Metal coating Specifications for tin electroplated coatings of optical instrument《金属覆盖层 光学仪器用锡电镀层规范》.pdf
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WJ 46-2008 Specification for high pressure test cartridge and large-charge test cartridge apply to large-caliber machine gun《大口径机枪用高压弹和强装药弹规范》.pdf
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WJ 459-1995 Metal coating Specifications for silver electroplated coatings of optical instrument《金属覆盖层 光学仪器用银电镀层规范》.pdf
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WJ 458-1995 Metal coating Specifications for zinc electroplated coatings of optical instrument《金属覆盖层 光学仪器用锌电镀层规范》.pdf
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12
WB T 1073-2018 《库架合一式货架》.pdf
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WB T 1072-2018 《应急物流仓储设施设备配置规范》.pdf
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WB T 1071-2018 《钢铁物流统计指标体系》.pdf
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