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- 2019-05-24 ISO/TS 19807-2 "Nanotechnologies -- Magnetic nanomaterials -- Part 2: Specification of characteristics and measurements for nanostructured superparamagnetic beads for nucleic acid extraction"
- 2018-09-07 Cooperation, the key to the future
- 2016-11-15 Sino-German City-to-City Standardization Cooperation Seminar
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- BAM - Federal Institute for Materials Research and Testing
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- DIN - Deutsches Institut für Normung
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GB/T 1526-1989
信息处理 数据流程图、程序流程图、系统流程图、程序网络图和系统资源图的文件编制符号及约定
Information processing--Documentation symbols and conventionsfor data, program and system flowcharts, program network charts and system resources charts
GB/T 9146-2003
General purpose metric screw threads--Limits of sizes for the screw threads of coarse quality and preferable plan
GB/T 3399-1982
Test method for thermal conductivity of plastics by means of the guarded hot plate
GB/T 905-1994
Dimension,shape,weight and tolerance for cold-drawn round,square and hexagonal steels
GB/T 15881-1995
电子设备用电位器 第3部分:空白详细规范 旋转式精密电位器 评定水平E
Potentiometers for use in electronic equipment--Part 3:Blank detail specification--Rotary precision potentiometers--Assessment level E
GB/T 223.62-1988
Methods for chemical analysis of iron,steel and alloy--The butyl acetate extraction photometric method for the determination of phosphorus content