China 'GB/T 15972.49-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 15972.49-2008
Specifications for optical fibre test methods - Part 49: Measurement methods and test procedures for transmission and optical characteristics - Differential mode delay 光纤试验方法规范 第49部分:传输特性和光学特性的测量方法和试验程序-微分模时延
Issued Date:2008-03-31
Implemented Date:2008-11-01
Issued by:
The Standardization Administration of the People's Republic of China