如图光原 7所示用三棱镜做 测定玻璃折射率的实验先在白纸上放好三棱镜在棱镜的 一侧插上两枚大头针p1和p2然后在棱镜的另一侧观察 Template




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tomski如图光原 7所示用三棱镜做 测定玻璃折射率的实验先在白纸上放好三棱镜在棱镜的 coloring