GB/T 39635-2020 金属材料 仪器化压入法测定压痕拉伸性能和残余应力
GB/T 39635-2020.Metallic materials-Measurement of indentation tensile properties...
国家标准2023.08.03
GB/T 39635-2020.Metallic materials-Measurement of indentation tensile properties...
国家标准2023.08.03
GB/T 15370.5-2012.General requirement of agricultural tractors-Part 5 : Belt-dri...
国家标准2023.08.03
GB/T 39631-2020.General specification for servo motor system in air conditioning...
国家标准2023.08.03
GB/T 3098.25-2020.Mechanical properties of fasteners-Guidance for the selection...
国家标准2023.08.03
GB/T 39469-2020.Classification and coding method of general manufacturing proces...
国家标准2023.08.03
GB/T 16762-2020.Characteristics and specifications of steel wire rope slings for...
国家标准2023.08.03
GB/T 39591-2020.Common data dictionary for geometry inspection quality informati...
国家标准2023.08.03
GB/T 39260.2-2020.Use case methodology-Part 2: Definition of the templates for u...
国家标准2023.08.03
GB/T 39275-2020.Power electronics systems and equipment一Operation conditions and...
国家标准2023.08.03
GB/T 14849.8-2015.Methods for chemical analysis of silicon metal-Part 8: Determi...
国家标准2023.08.03