分析天平结构与原理的图示讲解法

Teaching Method by Diagraming on Explaining the Structure and Principle of Analytic Balance

本文采用在第一张天平图上逐渐添加分析天平各部件图的方法讲解分析天平的结构和原理,减少了画图量,节约了时间;该方法条理清晰,易于理解和记忆,可以使学生较快地学会使用分析天平。

The paper teachs the structure and principle of analytic balance by the means of gradually adding the compents diagram of analytic balance to the first picture of balance, decreasing the amout of drawing, saving the time; This method is clear, easy' to understand and remember, and make the students learn quickly to use the analytic balance.