School of Mechanotronics & Vehicle Engineering,Chongqing Jiaotong University,Chongqing 400074,China;
Chongqing University of Arts and Sciences,School of Mechanical & Electrical Engineering,Chongqing 402160,China;
Operation Company of Guiyang Urban Metro Co. Ltd.,Guiyang 550081,China;
wet; brake; drag; torque; combined; effects; multi-parameter; prediction; system;