GB-T 33989-2017 电子商务交易产品信息描述 旅游服务
ISO 3856-3-1984Paints and varnishes. Determination ofsoluble_ metal content. Part 3_Determination of.pdf
ISO IEC 27033-5-2013.pdf
ISO IEC 9066-3 1996 Information technology — Open Systems Interconnection — Reliable Transfer Protocol Implementation Conformance Statement (PICS) proforma.pdf
ISO 19973-2 2015 Pneumatic fluid power — Assessment of component reliability by testing — Part 2 Directional control valves.pdf
ISO 14200 2021 Space environment (natural and artificial) — Process-based implementation of meteoroid and debris environment models (orbital altitudes below GEO + 2 000 km).pdf
ISO 10914 1996 Assembly tools for screws and nuts — Sockets and wrenches for spline drive.pdf
ISO_TR 10314-1-1990Industrial automation. Shop floor production. Part 1_Reference model for standard.pdf
ISO 14631 2021 Extruded sheets of impact-modified polystyrene (PS-I) — Requirements and test methods.pdf
ISO 9021 2020 Motorcycles and mopeds — Controls — Types, positions and functions.pdf
ISO 540 2008 Hard coal and coke Determination of ash fusibility.pdf
GB-T 4214.8-2021 家用和类似用途电器噪声测试方法 电灶、烤箱、烤架、微波炉及其组合器具的特殊要求.pdf
GB-T 1356-2001 通用机械和重型机械用圆柱齿轮 标准基本齿条齿廓.pdf
GB-T 41261-2022 过程工业报警系统管理.pdf
GB-T 4857.12-1992 包装 运输包装件 浸水试验方法.pdf
GB-T 15874-1995 集群移动通信系统设备通用规范.pdf
GB-T 28485-2012 镀层饰品 镍释放量的测定 磨损和腐蚀模拟法.pdf
GB-Z 18039.1-2019 电磁兼容 环境 电磁环境的描述和分类.pdf
GB-T 44549-2024 高温条件下陶瓷材料界面黏结强度试验方法.pdf
GB-T 879.2-2018 弹性圆柱销 直槽 轻型.pdf
GB-T 16496-1996 化学试剂 硫酸钾.pdf