Fisher判别法研究埋地石油沥青的老化规律
李相怡, 翁永基, 刘继旺
A STUDY ON THE DEGRADATION OF BURIED ASPHALT COATINGS ON PIPES BY
Li Xiangyi, Weng Yongji, Liu Jiwang
石油学报 . 1994, (1): 106 -111 .  DOI: 10.7623/syxb199401013