To giving some reference , this paper discusses the design of the instroduction , stirring up doubts , multimedia teaching and the content disposal about the emphacs and difficulty of the lessen of the base principle and structure of the dc motor 摘要圍繞直流電機的基本工作原理與結(jié)構(gòu)這節(jié)課的重點和難點,結(jié)合教學(xué)實踐,從導(dǎo)語設(shè)計、激疑教學(xué)、多媒體教學(xué)、教材內(nèi)容處理等4個方面對其教學(xué)方法進行了討論,以期對教學(xué)同行提供借鑒。