Optical Density Method of Radial Structure of PAN-based Pre-oxidized Fibers
Shan ZHONG, Fan XU, Shuai LEI, Shuai WU, Liang-hua XU
Journal of Materials Engineering . 2017, (2): 65 -71 .  DOI: 10.11868/j.issn.1001-4381.2015.001275