GB/T 42309-2023
修复过程中易损毁类纸质档案加固方法
Consolidation methods for easily damaged paper-based archives in the process of restoration
- 实施日期
- 2023-10-01
- ICS 分类
- 01.140.20
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 42309-2023
Consolidation methods for easily damaged paper-based archives in the process of restoration
GB/T 42342.2-2023
Determination of particle size distribution—Centrifugal liquid sedimentation methods—Part 2: Photocentrifuge method
GB/T 42311-2023
Nanotechnologies—Characterization of nanoparticles in inhalation exposure chambers for inhalation toxicity testing
GB/T 42450-2023
Information technology—Big data—Planning of data resource
GB/T 42355.1-2023
Headed bars for the reinforcement of concrete—Part 1: Requirements
GB/T 42415-2023
Surface active agents—Determination of static interfacial tension
GB/T 42310-2023
Nanotechnology—Measurement for specific surface area of graphene powder—Static volumetric method by argon gas adsorption
GB/T 42303-2023
Surface active agents—Detergents for washing fabries—Guide for comparative testing of performance
GB/T 42478-2023
Specifications for production record of agricultural product
GB/T 42479-2023
Specifications for agricultural market information release
GB/T 42398-2023
Technical specifications of cleanroom design for cell culture
GB/T 42320-2023
Technical directives for planning of energy internet
GB/T 21144-2023
Solid concrete brick
GB/T 42382.1-2023
Information technology—Neural network representation and model compression—Part 1: Convolutional neural network
GB/T 30656-2023
Polished monocrystalline silicon carbide wafers
GB/T 42422-2023
Financial institution risk management—Framework
GB/T 42339-2023
Financial institution risk management—Terminology
GB/T 42399.3-2023
Non-destructive testing instruments—Characterization and verification of ultrasonic phased array equipment—Part 3:Combined system
GB/T 42399.2-2023
Non-destructive testing instruments—Characterization and verification of ultrasonic phased array equipment—Part 2:Probes
GB/T 42494-2023
Functional configurations and basic requirements for international road freight hub