专利 隧道隐蔽病害综合检测方法、系统、设备及存储介质
ISO 11790 2017 Copper, lead, zinc and nickel concentrates — Guidelines for the inspection of mechanical sampling systems.pdf
ISO 2554 1997 Plastics — Unsaturated polyester resins — Determination of hydroxyl value.pdf
ISO 2244 2000 Packaging Complete filled transport packages and unit loads Horizontal impact tests.pdf
ISO 10303-49 1998 Industrial automation systems and integration Product data representation and exchange Part 49 Integrated generic resources Process structure and properties.pdf
ISO 21819-1 2018 Fine ceramics (advanced ceramics advanced technical ceramics) Characteristic of piezoelectric properties under high-load conditions Part 1 Resonant-antiresonant method under high-te.pdf
ISO 14680-2 2000 Paints and varnishes Determination of pigment content Part 2 Ashing method.pdf
ISO 132 2017 Rubber, vulcanized or thermoplastic — Determination of flex cracking and crack growth (De Mattia).pdf
ISO 16405 2015 Room corner and open calorimeter — Guidance on sampling and measurement of effluent gas production using FTIR technique.pdf
ISO 9198 2020 Paper, board and pulp — Determination of water-soluble sulfates.pdf
ISO 18828-3 2017 Industrial automation systems and integration — Standardized procedures for production systems engineering — Part 3 Information flows in production planning processes.pdf
GB-T 38181-2019 土方机械 快速连接装置 安全.pdf
GB-T 42470-2023 纳米技术 基于斑马鱼胚胎的纳米材料毒性评价.pdf
GB-T 7571-2008 羊毛 在碱中溶解度的测定.pdf
GB-T 20232-2006 缩微摄影技术 条码在开窗卡上的使用规则.pdf
GB-T 32877-2022 变频器供电交流电动机确定损耗和效率的特定试验方法.pdf
GB-T 15590-2008 显微煤岩类型测定方法.pdf
GB-T 24924-2010 供水系统用弹性密封闸阀.pdf
GB-T 29326-2012 包括变速应用的能效电动机选择和应用导则.pdf
GB-T 40940-2021 滑雪单板固定器 要求和试验方法.pdf
GB-T 12787-2020 辐射防护仪器 临界事故报警设备.pdf