GB/T 18028-2000
Mathematical,physical and chemical symbols of Chinese braille
2011-05
- Standard No.
- GB/T 18028-2000
- Language
- Chinese
- Release Date
- 2000
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
- GB/T 18028-2010
- Lastest
- GB/T 18028-2010
- Scope
- This standard specifies the writing and usage methods of Chinese Braille mathematics, physics and chemical symbols. This standard applies to Braille education, publishing and related fields.
GB/T 18028-2000 history
- 2011 GB/T 18028-2010 Mathematical,physical and chemical symbols of Chinese Braille
- 2000 GB/T 18028-2000 Mathematical,physical and chemical symbols of Chinese braille