DB3205-T 1100-2023 开放式街区数字化安全防范预警 服务规范 苏州市
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ISO 1575 1987 Tea — Determination of total ash.pdf
ISO 12107 2012 Metallic materials — Fatigue testing — Statistical planning and analysis of da.pdf
ISO 18752 2022 Rubber hoses and hose assemblies — Wire- or textile-reinforced single-pressure types for hydraulic applications — Specification.pdf
ISO 21349 2023 Space systems — Project reviews.pdf
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ISO TS 21868 2023 Textile floor coverings — State of the art on maintenance and clea.pdf
ISO TR 10982 2013 Road vehicles — Test procedures for evaluating out-of-position vehicle occupant interactions with deploying air bags.pdf
ISO IEC 14496-28 2012 Information technology — Coding of audio-visual objects — Part 28 Composite font representation.pdf
ISO 14174 2019 Welding consumables Fluxes for submerged arc welding and electroslag welding Classification.pdf
GB-T 4610-2008 塑料 热空气炉法点着温度的测定.pdf
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GB-T 24522-2020 金属材料 低拘束试样测定稳态裂纹扩展阻力的试验方法.pdf
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GB-T 21484-2008 造船 掣链器.pdf
GB-T 11352-2009 一般工程用铸造碳钢件.pdf
GB-T 6540-1986 石油产品颜色测定法.pdf