GB/T 3384-1982
Abolished
SY/T 7438-2019
Active
Industry standards-Oil
SY/T 7438-2019 Oil and gas field station communication system construction specification
SY/T 7438-2019 Oil and gas field station communication system construction specification
Price:
$ 30
Basic Information
Standard Code:
SY/T 7438-2019
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Communications Engineering
ICS Name:
Data communication network
Publish Date:
2019-11-04
Implement Date:
2020-05-01
Pages:
102 pages
Development Information
Related Standards
GB/T 4575-1984
Abolished
GB/T 4575-1984 Frequency comparison pilot series for the FDM systems in the toll communication network
GB/T 4827-1984
Abolished
GB/T 4827-1984 Requirements of data transmission at 50 bit/s
GB/T 7436-1987
Active
GB/T 7436-1987 Specifications of TDM equipment operating on an analog telephone-type circuit for telegraph and lower-speed data
GB/T 7555-1987
Abolished
GB/T 7555-1987 General characteristics complying with the network performance objectives for 12 channel carrier telephone systems on open-wire pairs
GB/T 7556-1987
Abolished