News
- 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
- 01.12.2016 Industrie 4.0: Deutsch-Chinesische Zusammenarbeit nimmt Fahrt auf
- 15.11.2016 Deutsch-chinesisches Seminar in Chengdu
Links
- BAM - Bundesanstalt für Materialforschung und -prüfung
- DIN Media - DIN Media GmbH
- BMWK - Bundesministerium für Wirtschaft und Klimschutz
- DIN - Deutsches Institut für Normung
- PTB - Physikalisch-Technische Bundesanstalt
Suche
GB/T 19216.23-2003
在火焰条件下电缆或光缆的线路完整性试验 第23部分: 试验步骤和要求 数据电缆
Tests for electric cables under fire conditions--Circuit integrity--Part 23:Procedures and requirements--Electric data cables
GB/T 18501.1-2001
有质量评定的直流和低频模拟及数字式高速数据处理设备用连接器 第1部分:总规范
Connectors with assessed quality,for use in d.c.,low frequency analogue and in digital high speed data applications--Part 1:Generic specification
GB/T 18526.4-2001
Code of good irradiation practice for the control of pathogens and other microflora in spice and seasoning
GB/T 11443.1-1989
Domestic satellite communication earth stations--General technical requirements--Part 1:Common performance
GB/T 11299.13-1989
卫星通信地球站无线电设备测量方法 第三部分:分系统组合测量 第三节:频分多路复用传输的测量
Methods of measurement for radio equipment used in satellite earth stations--Part 3:Methods of measurements for combinations of sub-systems--Section three:Measurements for F.D.M. transmission
GB/T 11299.12-1989
卫星通信地球站无线电设备测量方法 第三部分:分系统组合测量 第二节:4～6 GHz接收系统品质因数（G/T）测量
Methods of measurement for radio equipment used insatellite earth stations--Part 3:Methods of measurements for combination of sub-systems--Section two:Measurement of the figure of merit(G/T)of the receiving system in the 4GHz to 6GHz range