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一、教学内容让学生初步了解太阳能热水器,指导学生自己动手尝试制作“简易太阳能热水器”,研究怎样使热水器的水热得快,温度高。
First, the teaching content for students a preliminary understanding of solar water heaters, and guide students to try their own production of “simple solar water heaters” to study how to make water heaters faster, high temperature.