“课前六备、课中六讲、课后六辅”在线课程混合式教学模式研究与实践——以基于“雨课堂+钉钉直播”的中等无机化学课程为例
Research and Practice of Blended Online Curriculum Teaching Model of "Six Steps before Class, Six Steps during Class, Six Steps after Class": In "Medium Inorganic Chemistry" Class Based on "Rain Classes + Dingding"
