DB12-T 3039-2023 农产品批发市场食用农产品入场查验技术规范 天津市
ISO 6934-1-1991Steel for the prestressing of concrete. Part 1_General requirements first edition.pdf
ISO TR 24679-8 2022 Fire safety engineering — Performance of structures in fire — Part 8 Example of a probabilistic assessment of a concrete building.pdf
ISO 7588-3 1998 Road vehicles — Electrical electronic switching devices — Part 3 Microrelays.pdf
ISO 26367-1 2019 Guidelines for assessing the adverse environmental impact of fire effluents — Part 1 General.pdf
ISO TS 4699 2022 Hard Coal — Determination of plastometric indices — Manual meth.pdf
ISO 16859-2 2015 Metallic materials — Leeb hardness test — Part 2 Verification and calibration of the testing devices.pdf
ISO-IEC 10746-3 2009 Information technology -- Open distributed processing -- Reference model Architecture.pdf
ISO 6624-3 2017 Internal combustion engines — Piston rings — Part 3 Keystone rings made of steel.pdf
ISO IEC 29192-3 2012 Information technology — Security techniques — Lightweight cryptography — Part 3 Stream ciphers.pdf
ISO 4050-1977Shipbuilding. Inland vessels -rhine_ and hall′s stockless anchors first edition_.pdf
GB-T 34843-2017 3.3硼硅玻璃 性能.pdf
GB-T 3658-2022 软磁金属材料和粉末冶金材料20Hz~100kHz频率范围磁性能的环形试样测量方法.pdf
GB-T 22434-2008 集装箱运输电子数据交换 运输计划及实施信息报文.pdf
GB-T 42404-2023 信息技术 系统间远程通信和信息交换 局域网和城域网 桥接局域网用时间敏感应用的定时和同步.pdf
GB-T 41753-2022 密封胶人工气候老化下拉压循环耐久性试验方法.pdf
GB-Z 25458-2010 风力发电机组 合格认证规则及程序.pdf
GB-T 13571-2008 木工机床 单轴钻床 术语和精度.pdf
GB-T 44622-2024 商用车辆变速器法兰 A型、S型和T型.pdf
GB-T 10007-2008 硬质泡沫塑料 剪切强度试验方法.pdf
GB-T 19724-2020 林业机械 便携式油锯和割灌机 易引起火险的排放系统.pdf