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在“显微镜的结构和使用”这节实验课的教学中应用投影仪可使学生更好地认识显微镜的结构及其使用。为了使学生认识显微镜的结构,我住备课时,把显微镜的部件分别画在投影胶片上。在
The use of a projector in the teaching of the “structure and use of the microscope” lesson will allow students to better understand the structure and use of the microscope. In order to make students aware of the structure of the microscope, when I was preparing for lessons, I painted the parts of the microscope on the transparencies. in