..............page:1-4+29
..............page:5-7+33
..............page:8-10+21
..............page:15-17+26
Study for measuring Young’s modulus with optical lever
GUO Tao;SHENG Chen;YANG Yue;School of Mathematics and Science;Shijiazhuang University of Economics;College of Physics and Information Engineering;Hebei Normal University;School of Water Resources and Environment;Shijiazhuang University of Economics;
..............page:40-42+53
..............page:43-49+63
Teaching research on reciprocity theorem
SHEN Yi-qi;WAN Kai;School of Electronic Science and Engineering;Nanjing University;School of Information Science and Engineering;Nanjing University Jinling College;
..............page:50-53
..............page:54-55+60