【摘要】 面对复杂严峻多变的疫情形势，教学由线下改为线上，又由线上教学改为线上、线下混合式教学。针对教学模式的改变，结合学生的实际情况，基于OBE理念精心开展高质量教学设计，合理设计课前、课中、课后三个教学环节，适度设置课程的难度、广度、深度，做好化工原理专业知识与课程思政相结合，使课堂变得更有温度，以达到线上、线下学习实质等效的措施进行了探索和实践，为后疫情背景下高校化工原理教学改革提供借鉴与参考。更多还原

【Abstract】 In the face of the complex, severe and changing epidemic situation, the teaching forms have changed from offline to online, and from online to online and offline mixed teaching.In view of the change of teaching mode and the students’ actual situation, we carefully carried out high-quality teaching design based on the concept of OBE,among which three teaching links of before class, during class and after class were carefully designed, and the level of difficulty, breadth and depth of the course were appropriately set, and the professional knowledge of chemical principles was combined with curriculum ideology and politics to make the class more exciting.Measures to achieve substantial equivalence of online and offline learning were explored and practiced as well, which is supposed to provide reference for the teaching reform of Chemical Principles in colleges and universities under the post-epidemic background.更多还原