TB/T 1873-1987
DX type signal light (English Version)
- Standard No.
- TB/T 1873-1987
- Language
- Chinese, Available in English version
- Release Date
- 1987
- Published By
- Professional Standard - Railway
- Latest
- TB/T 1873-1987
TB/T 1873-1987 history
- 1987 TB/T 1873-1987 DX type signal light
