TY - College Physics A1 - HAN Xing-xing, ZHU You-zhang, NIU Hai-bo T1 - Exploration and practice of improving the teaching quality of online college physics in applied universities during the anti-epidemic period Y1 - 2020-11-10 JF - College Physics JO - College Physics SP - 63 EP - 66 VL - 39 IS - 11 UR - https://dxwl.bnu.edu.cn N1 - 10.16854 /j.cnki.1000-0712.200233 ER -