说明:收录25万 73个行业的国家标准 支持批量下载
GB-T 32434-2015 塑料管材和管件 燃气和给水输配系统用聚乙烯 PE 管材及管件的热熔对接程序
ISO 9117-2 2010 Paints and varnishes — Drying tests — Part 2 Pressure test for stackability.pdfISO TS 21192 2019 Electronic fee collection — Support for traffic management.pdfISO 9173-3 2014 Dentistry — Extraction forceps — Part 3 Design.pdfISO 13032 2024 Petroleum and related products Determination of low concentration of sulfur in automotive fuels Energy-dispersive X-ray fluorescence spectrometric method.pdfISO 7786 2001 Dental rotary instruments — Laboratory abrasive instruments.pdfISO 3262-1 2020 Extenders — Specifications and methods of test — Part 1 Introduction and general test methods.pdfISO 18310-1 2017 Measurement and prediction of the ambient dose equivalent from patients receiving iodine 131 administration after thyroid ablation — Part 1 During the hospitalization.pdfISO 18170 2017 Aerospace series — AC induction electric motor driven, variable delivery, hydraulic pumps — General requirements.pdfISO 13472-1 2022 Acoustics — Measurement of sound absorption properties of road surfaces in situ — Part 1 Extended surface method.pdfISO IEC 25021 2012 Systems and software engineering — Systems and software Quality Requirements and Evaluation (SQuaRE) — Quality measure elements.pdfGB-T 21843-2008 塑料 氯乙烯均聚和共聚树脂 用机械筛测定粒径.pdfGB-T 9347-1988 氯乙烯-乙酸乙烯酯共聚物中乙酸乙烯酯的测定方法.pdfGB-T 6885-2020 硬质合金 混合粉取样和试验方法.pdfGB-T 29789-2013 辐射防护仪器 放射性惰性气体取样和监测设备.pdfGB-T 26714-2019 油墨圆珠笔和笔芯.pdfGB-T 3903.12-2021 鞋类 外底试验方法 撕裂强度.pdfGB-T 14042-1993 液压缸活塞杆端柱销式耳环安装尺寸.pdfGB-T 13807.2-2008 腰状杆螺柱连接副 螺柱.pdfGB-T 37407-2019 应用指南 系统可信性工程.pdfGB-T 3859.4-2004 半导体变流器 包括直接直流变流器的半导体自换相变流器.pdf
