physics books meaning in English

物理书籍

Using the learning community technology , the author constructed a learning model of thematic learning community on internet among middle schools . then choosing several complex concepts - air temperature , light shadow , light pollution from middle school physics book as learning topic , the author carried out two turns of action research in several middle school class in different areas
本研究以初中物理为实践学科，选取了“气温” 、 “光影” 、 “光污染”等几个复杂概念作为学习主题，以行动研究的方式，在不同地区的几所8年级中学生中开展了为期8个月的两轮应用研究。