初一科学下册第一章的第6小节“眼和视觉”我不懂那些什么u>2fu=2ff我不懂!最好多一些图,1/u+1/v=1/f
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![初一科学下册第一章的第6小节“眼和视觉”我不懂那些什么u>2fu=2ff我不懂!最好多一些图,1/u+1/v=1/f](/uploads/image/z/3459042-18-2.jpg?t=%E5%88%9D%E4%B8%80%E7%A7%91%E5%AD%A6%E4%B8%8B%E5%86%8C%E7%AC%AC%E4%B8%80%E7%AB%A0%E7%9A%84%E7%AC%AC6%E5%B0%8F%E8%8A%82%E2%80%9C%E7%9C%BC%E5%92%8C%E8%A7%86%E8%A7%89%E2%80%9D%E6%88%91%E4%B8%8D%E6%87%82%E9%82%A3%E4%BA%9B%E4%BB%80%E4%B9%88u%3E2fu%3D2ff%E6%88%91%E4%B8%8D%E6%87%82%EF%BC%81%E6%9C%80%E5%A5%BD%E5%A4%9A%E4%B8%80%E4%BA%9B%E5%9B%BE%EF%BC%8C1%2Fu%2B1%2Fv%3D1%2Ff)
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