JJF 1680-2017
JJF 1680-2017, Total:2 items.
The international standard classification for "JJF 1680-2017" includes: .
The Chinese standard classification for "JJF 1680-2017" includes: .
未注明发布机构
- JJF 1637-2017 Calibration Specification for Base Metal Thermocouples
National Metrological Technical Specifications of the People's Republic of China
- JJF 1680-2017 Calibration Specification for Directional Coupler and SWR Bridges
