[1]School of Electronic and Information Engineering, Suzhou University of Science and Technology,Suzhou 215009, China;
[2]Department of Systems Engineering and Engineering Management, City University of HongKong,HongKong 999077, China;
[1]School of Electronic and Information Engineering, Suzhou University of Science and Technology,Suzhou 215009, China;
[3]School of Science, Nanjing University of Science and Technology, Nanjing 210094, China;
[4]Institute of Intelligent Machines, Chinese Academy of Sciences, Hefei 230031, China;
[5]Department of Automation, University of Science and Technology of China, Hefei 230026, China;
[1]School of Electronic and Information Engineering, Suzhou University of Science and Technology,Suzhou 215009, China;
nonlocal elasticity theory; double layer circular graphene sheets (DLCGS); element-free method; buckling analysis; Pasternak model;