Through introducing the appliance and the demonstrational process of two important meaning of it for using to enrich the content of classroom teaching and improve the teaching quality.
通过介绍两个微型化工演示实验的器械及演示过程，说明微型化工演示实验在丰富课堂教学内容，提高教学质量方面的重要意义。
Task-based language teaching, on the basis of the above study result, introduces task into classroom teaching, so as to enrich input language and make language output more effective.
在二语习得研究成果的基础上，任务型教学将任务引入课堂，丰富了课堂语言输入，使得语言输入更为有效。
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