毛主席说:“学制要缩短。课程设置要精简。教材要彻底改革,有的首先删繁就简。”毛主席一针见血地指出了无产阶级文化大革命以前旧教材的严重问题,为我们编写社会主义新教材指明了方向。我院无机物工艺教研组遵照毛主席的教导,在开门办学中编写的新教材《小氮肥工艺》就是他们敢于实践,勇于创新所取得的可喜成绩。 Chairman Mao said: “The system of scholarship should be shortened, the curriculum should be streamlined, the teaching materials should be thoroughly reformed, and some must be eliminated first.” Chairman Mao pointed out sharply the serious problems of the old textbooks before the Great Proletarian Cultural Revolution and pointed out for us that we should write a new socialist textbook The direction. In accordance with the teachings of Chairman Mao, the new teaching material “Small Nitrogen Fertilizer Process” written in open door running is the gratifying result they have dared to practice and have the courage to innovate.