DB21/T 3157-2019
Measuring method of double-color distribution ratio of yellow/green combined color insulated wire core (English Version)
- Standard No.
- DB21/T 3157-2019
- Language
- Chinese, Available in English version
- Release Date
- 2019
- Published By
- Liaoning Provincial Standard of the People's Republic of China
- Latest
- DB21/T 3157-2019
DB21/T 3157-2019 history
- 2019 DB21/T 3157-2019 Measuring method of double-color distribution ratio of yellow/green combined color insulated wire core
