照相机物距不变,焦距与像的大小...具体请戳ht(百)tp:/(度)/wenku.baidu.c(防吞)om/view/9(防)8be5af9700abb68a982fbc7.h(吞)tml小芳想探究摄影记者常换长短筒镜头的原理:① 选用焦距不同的三个凸透镜进行
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![照相机物距不变,焦距与像的大小...具体请戳ht(百)tp:/(度)/wenku.baidu.c(防吞)om/view/9(防)8be5af9700abb68a982fbc7.h(吞)tml小芳想探究摄影记者常换长短筒镜头的原理:① 选用焦距不同的三个凸透镜进行](/uploads/image/z/4881853-37-3.jpg?t=%E7%85%A7%E7%9B%B8%E6%9C%BA%E7%89%A9%E8%B7%9D%E4%B8%8D%E5%8F%98%2C%E7%84%A6%E8%B7%9D%E4%B8%8E%E5%83%8F%E7%9A%84%E5%A4%A7%E5%B0%8F...%E5%85%B7%E4%BD%93%E8%AF%B7%E6%88%B3ht%28%E7%99%BE%29tp%3A%2F%28%E5%BA%A6%29%2Fwenku.baidu.c%28%E9%98%B2%E5%90%9E%29om%2Fview%2F9%28%E9%98%B2%298be5af9700abb68a982fbc7.h%28%E5%90%9E%29tml%E5%B0%8F%E8%8A%B3%E6%83%B3%E6%8E%A2%E7%A9%B6%E6%91%84%E5%BD%B1%E8%AE%B0%E8%80%85%E5%B8%B8%E6%8D%A2%E9%95%BF%E7%9F%AD%E7%AD%92%E9%95%9C%E5%A4%B4%E7%9A%84%E5%8E%9F%E7%90%86%EF%BC%9A%E2%91%A0+%E9%80%89%E7%94%A8%E7%84%A6%E8%B7%9D%E4%B8%8D%E5%90%8C%E7%9A%84%E4%B8%89%E4%B8%AA%E5%87%B8%E9%80%8F%E9%95%9C%E8%BF%9B%E8%A1%8C)
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