GB/T 18657.4-2002
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 18657.4-2002
Telecontrol equipment and systems--Part 5:Transmission protocols--Section 4:Definition and coding of application information elements 远动设备及系统 第5部分:传输规约 第4篇:应用信息元素的定义和编码
Issued Date:2002-02-22
Implemented Date:2002-08-01
Issued by:
The Standardization Administration of the People's Republic of China