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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"
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- 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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GB/T 6297-2002
Standard test method for differential thermal analysis of row materials of ceramic
GB/T 3668.2-1983
Modular units for machine tool construction--Support brackets--Dimensions
GB/T 4672-2003
Reciprocating internal combustion engines--Hand-operated control devices--Standard direction of motion
GB/T 223.46-1989
Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrometric method for the determination of magnesium content
GB/T 3668.3-1983
组合机床通用部件 回转工作台和回转工作台用多边形中间底座尺寸
Modular units for machine tool construction--Rotary tables and multi-sided centre bases for rotary tables--Dimensions





