This standard specifies the content, message structure, requirements, words, phrases and sentence patterns that should be included in Chinese navigation warning documents. This standard applies to the drafting, dissemination and use of Chinese navigation warning messages.
GB 17577.1-1998 history
2020GB 17577-2020 The standard format of navigational warnings in People's Republic of China
2009GB 17577-2009 The standard form of P.R.C for navigational warnings
1998GB 17577.1-1998 The standard form of P.R.C. for navigational warnings in Chinese
GB 17577.1-1998 The standard form of P.R.C. for navigational warnings in Chinese was changed to GB 17577-2009 The standard form of P.R.C for navigational warnings.