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ISO 8999 2001 Reciprocating internal combustion engines — Graphical symbols.pdf
ISO 12844 1999 Raw optical glass — Grindability with diamond pellets — Test method.pdf
ISO 13209-3 2022 Road vehicles — Open Test sequence eXchange format (OTX) — Part 3 Standard extensions and requirements.pdf
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ISO 1984-2 2001 Test conditions for manually controlled milling machines with table of fixed height - Testing of the accuracy — Part 2 Machines with vertical spindle.pdf
ISO IEC TR 19759 2015 Software Engineering — Guide to the software engineering body of knowledge (SWEBOK).pdf
ISO 20805 2017 Hot-rolled steel sheet in coils of higher yield strength with improved formability and heavy thickness for cold forming.pdf
ISO 6182-6 2020 Fire protection — Automatic sprinkler systems — Part 6 Requirements and test methods for check valves.pdf
ISO 21809-4 2009 Petroleum and natural gas industries External coatings for buried or submerged pipelines used in pipeline transportation systems Part 4 Polyethylene coatings (2-layer PE).pdf
GB-Z 33875-2017 GB-T 2624-2006使用指南.pdf
GB-T 26739-2011 道路车辆 制动衬片 材料内剪切强度试验方法.pdf
GB-T 17483-1998 液压泵空气传声噪声级测定规范.pdf
GB-T 7609-1995 电信网中脉冲编码调制音频通路传输特性常用测试方法.pdf
GB-T 20378-2006 原淀粉 淀粉含量的测定 旋光法.pdf
GB-T 22187-2008 建立人体测量数据库的一般要求.pdf
GB-Z 28818-2012 高电压下户外用聚合物材料的选用导则.pdf
GB-T 21476-2024 船舶与海上技术 非金属软管组件和非金属补偿器的耐火性能 试验台要求.pdf
GB-T 5097-2020 无损检测 渗透检测和磁粉检测 观察条件.pdf
GB-T 17799.1-2017 电磁兼容 通用标准 居住、商业和轻工业环境中的抗扰度.pdf