China 'TB 2179.2-1991
' Industry standard english version:
TB
中华人民共和国行业标准
INDUSTRY STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
TB 2179.2-1991
(Railway telephone network data communication interface data terminal equipment and data circuit terminating equipment interface circuit between the definition table)
Issued Date:1991
Implemented Date:1991
Issued by:
The Standardization Administration of the People's Republic of China
GB Standard Code
TB 2179.2-1991
Standard Category
China Railway & Train
Standards
GB Standard English Title
(Railway telephone network data communication interface data terminal equipment and data circuit terminating equipment interface circuit between the definition table)