YD/T 3993-2021
Reference Master Time (PRTC) Equipment Test Method (English Version)
- Standard No.
- YD/T 3993-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- 工业和信息化部
- Latest
- YD/T 3993-2021
YD/T 3993-2021 history
- 2021 YD/T 3993-2021 Reference Master Time (PRTC) Equipment Test Method
