School of Mechanical Engineering Dalian University of Technology Dalian 116024 China;
School of Mechanical Engineering Dalian University of Technology Dalian 116024 China;
Department of Construction & Operations Manage-ment South Dakota State University Brookings SD 57007 USA.;
School of Mechanical Engineering Dalian University of Technology Dalian 116024 China;
Department of Industrial Engineering Texas Tech University Lubbock TX 79409 USA.;