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- 13.05.2019 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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- 15.11.2016 Deutsch-chinesisches Seminar in Chengdu
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- BAM - Bundesanstalt für Materialforschung und -prüfung
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- DIN - Deutsches Institut für Normung
- PTB - Physikalisch-Technische Bundesanstalt
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DIN EN ISO 15614-2
Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 2: Arc welding of aluminium and its alloys (ISO 15614-2:2025); German version EN ISO 15614-2:2025
DIN EN ISO 15614-1
Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 1: Arc and gas welding of steels and arc welding of nickel and nickel alloys (ISO 15614-1:2017 + Amd 1:2019); German version EN ISO 15614-1:2017 + A1:2019
DIN EN ISO 15613
Specification and qualification of welding procedures for metallic materials - Qualification based on a pre-production welding test (ISO 15613:2025); German version EN ISO 15613:2025
DIN EN ISO 15612
Specification and qualification of welding procedures for metallic materials - Qualification by adoption of a standard welding procedure (ISO 15612:2018); German version EN ISO 15612:2018
DIN EN ISO 15611
Specification and qualification of welding procedures for metallic materials - Qualification based on previous welding experience (ISO 15611:2024); German version EN ISO 15611:2024
DIN EN ISO 15610
Specification and qualification of welding procedures for metallic materials - Qualification based on tested welding consumables (ISO 15610:2024); German version EN ISO 15610:2024
DIN EN ISO 15609-6
Specification and qualification of welding procedures for metallic materials - Welding procedure specification - Part 6: Laser-arc hybrid welding (ISO 15609-6:2013); German version EN ISO 15609-6:2013
DIN EN ISO 15609-4
Specification and qualification of welding procedures for metallic materials - Welding procedure specification - Part 4: Laser beam welding (ISO 15609-4:2009); German version EN ISO 15609-4:2009
DIN EN ISO 15609-5
Specification and qualification of welding procedures for metallic materials - Welding procedure specification - Part 5: Resistance welding (ISO 15609-5:2011); German version EN ISO 15609-5:2011
GB/T 24328.12-2020
卫生纸及其制品 第12部分:光学性能的测定 不透明度的测定 漫反射法
Tissue paper and tissue products—Part 12: Determination of optical properties—Determination of opacity—Diffuse reflectance method





