YE Qin1; DENG Ya-dong1; WANG Yan2; TAN Wei2（1.School of Automotive Engineering; Wuhan University of Technology; Wuhan 430070; China; 2.Dongfeng Automobile Co Ltd; Wuhan 430056; China）;YE Qin1; DENG Ya-dong1; WANG Yan2; TAN Wei2（1.School of Automotive Engineering; Wuhan University of Technology; Wuhan 430070; China; 2.Dongfeng Automobile Co Ltd; Wuhan 430056; China）