GB/T 38684-2020 金属材料 薄板和薄带 双轴应力-应变曲线胀形试验 光学测量方法
GB/T 38684-2020.Metallic materials-Sheet and strip-Biaxial stress-strain curve b...
国家标准2023.07.28
GB/T 38684-2020.Metallic materials-Sheet and strip-Biaxial stress-strain curve b...
国家标准2023.07.28
GB/T 50507-2019.Standard for design of tank car cleaning facilities.1总则1.0.1 为保障...
国家标准2023.07.28
GB/T 38405-2019.Leather and fur-Chemical tests-Determination of short-chain chlo...
国家标准2023.07.28
GB/T 20840.102-2020.Instrument transformers-Part 102 : Ferroresonance oscillatio...
国家标准2023.07.28
GB/T 31854-2015.Test method for measuring metallic impurities content in silicon...
国家标准2023.07.28
GB/T 38836-2020.Technical specification for construction of rural household latr...
国家标准2023.07.28
GB/T 38340-2019.Small craft-Reciprocating internal combustion engines exhaust em...
国家标准2023.07.28
GB/T 3098.9-2020.Mechanical properties of fasteners- Prevailing torque type stee...
国家标准2023.07.28
GB/T 24034-2019.Environmental management-Environmental technology verification.1...
国家标准2023.07.28
GB/T 19873.3-2019.Condition monitoring and diagnostics of machines-Vibration con...
国家标准2023.07.28