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农校化学教学随着教改的深入，课时数从原来全年170课时改为100课时，但实验内容并没有减少，如何解决内容多时间少的矛盾呢？我的做法：一是把实验内容重新组合，在单位时间内做较多的实验．如书上实验二是配制一定库尔浓度的溶液，实验十二是酸碱溶液的配制和标定，这两个实
With the deepening of education reform, the number of class hours changed from the original 170 class hours to 100 class hours, but the experimental content has not been reduced. How to solve the contradiction of less time and more content? My approach: First, reorganize the experiment content and do more experiments within the unit time. For example, the second experiment is to prepare a solution with a certain concentration of Kool, and the second experiment is to prepare and calibrate the acid-base solution.