GJB 687.3-1989 General technical requirements for data modems Interface interchange circuit definition table between data terminal equipment (DTE) and data circuit terminating equipment (DCE) (English Version)
Military Standard of the People's Republic of China-General Armament Department
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GJB 687.3-1989
GJB 687.3-1989 history
1989GJB 687.3-1989 General technical requirements for data modems Interface interchange circuit definition table between data terminal equipment (DTE) and data circuit terminating equipment (DCE)