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ISO IEC 14888-1 2008 Information technology — Security techniques — Digital signatures with appendix — Part 1 General.pdf
ISO 22311 2012 Societal security — Video-surveillance — Export interoperability.pdf
ISO 6947 2019 Welding and allied processes — Welding positions.pdf
ISO 6638-1 1985 Fruit and vegetable products — Determination of formic acid content — Part.pdf
ISO IEC 7816-7 1999 Identification cards — Integrated circuit(s) cards with contacts — Part 7 Interindustry commands for Structured Card Query Language (SCQL).pdf
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GB-T 27419-2018 测量不确定度评定和表示 补充文件1 基于蒙特卡洛方法的分布传播.pdf
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GB-T 24629-2009 外科植入物 矫形外科植入物维护和操作指南.pdf