1. School of Physics,Harbin Institute of Technology,Harbin,Heilongjiang
150001,China;
2. School of Astronautics,Harbin Institute of
Technology,Harbin,Heilongjiang 150001,China
LI Jun, QIAN Cheng-yi, MA Mo-nan, YUAN Cheng-xun, MENG Qing-xin, . An analysis of the key points of wave problems in College Physics[J].College Physics, 2020, 39(9): 9-16.