说明:收录25万 73个行业的国家标准 支持批量下载
GB-T 20780-2006 工业循环冷却水 碳酸盐碱度的测定
ISO 603-9 2024 Bonded abrasive products — Dimensions — Part 9 Grinding wheels.pdfISO 24679-1 2019 Fire safety engineering — Performance of structures in fire — Part 1 General.pdfISO 14644-2 2015 Cleanrooms and associated controlled environments — Part 2 Monitoring to provide evidence of cleanroom performance related to air cleanliness by particle concentration.pdfISO 7836 2024 Natural rubber Identification of phytosterols including β-sitosterol.pdfISO 14245 2021 Gas cylinders — Specifications and testing of LPG cylinder valves — Self-closi.pdfISO 1102 2001 Commercial road vehicles — 50 mm drawbar eye — Interchangeability.pdfISO 9736 2000 Aerospace Eye-ends in steel threaded for aircraft control wire rope Dimensions and loads.pdfISO 8548-1 1989 Prosthetics and orthotics — Limb deficiencies — Part 1 Method of describing limb deficiencies present at birth.pdfISO 24197 2022 Vapour products — Determination of e-liquid vaporised mass and aerosol collected mass.pdfISO 10767-2 1999 Hydraulic fluid power Determination of pressure ripple levels generated in systems and components Part 2 Simplified method for pumps.pdfGB-T 15519-2002 化学转化膜 钢铁黑色氧化膜 规范和试验方法.pdfGB-T 16824.2-2016 六角法兰面自攻螺钉.pdfGB-T 14536.3-2008 家用和类似用途电自动控制器 电动机热保护器的特殊要求.pdfGB-T 36532-2018 纤维增强塑料 热固性模塑料和预浸料 固化特性测定.pdfGB-T 21211-2017 等效负载和叠加试验技术 间接法确定旋转电机温升.pdfGB-T 639-2008 化学试剂 无水碳酸钠.pdfGB-T 6671-2001 热塑性塑料管材 纵向回缩率的测定.pdfGB-T 2346-2003 流体传动系统及元件 公称压力系列.pdfGB-T 36938-2018 纺织机械与附件 水刺机用水射流板.pdfGB-T 23482-2009 开式压力机 术语.pdf
