T-GDCCA 009-2025 城市冷链道路运输规范 第1部分:配送作业
ISO 16494-1 2022-Amd 1 2023 Heat recovery ventilators and energy recovery ventilators Method of test for performance Part 1 Development of metrics for evaluation of energy related performance Amend.pdf
ISO 10256-2 2024 Protective equipment for use in ice hockey Part 2 Head protectors for skaters.pdf
ISO 15609-1 2019 Specification and qualification of welding procedures for metallic materials — Welding procedure specification — Part 1 Arc welding.pdf
ISO 28399 2021 Dentistry — External tooth bleaching products.pdf
ISO 9437 1986 Shipbuilding — Inland vessels — Matrosov anchors.pdf
ISO 1438 2017 Hydrometry — Open channel flow measurement using thin-plate weirs.pdf
ISO 12643-4 2023 Graphic technology — Safety requirements for graphic technology eq.pdf
ISO 6079 2021 Instant tea in solid form — Specification.pdf
ISO 52120-1 2021 Energy performance of buildings Contribution of building automation controls and building management Part 1 General framework and procedures.pdf
ISO 7403 1998 Aerospace — Spline drives — Wrenching configuration — Metric series.pdf
GB-T 40236-2021 硼硅玻璃管道.pdf
GB-T 11997-2008 塑料 多用途试样.pdf
GB-T 21929-2008 泰格闭口杯闪点测定法.pdf
GB-T 34005-2017 管状绝热制品水蒸气透过性能试验方法.pdf
GB-T 21478-2016 船舶与海上技术 海上环境保护 溢油处理相关术语.pdf
GB-T 4357-2009 冷拉碳素弹簧钢丝.pdf
GB-T 5211.2-2003 颜料水溶物测定 热萃取法.pdf
GB-T 14760-1993 光缆通信系统传输性能测试方法.pdf
GB-T 14113-1993 半导体集成电路封装术语.pdf
GB-T 1805-2021 弹簧 术语.pdf