半径为r的半圆形玻璃砖截面如图所示o点为圆心光线a沿半径方�进入玻璃后恰好在o点�生全反射光线b平行于光线a从最高点进入玻璃后折射到 Template




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tomski半径为r的半圆形玻璃砖截面如图所示o点为圆心光线a沿半径方�进入玻璃后恰好在o点�生全反射光线b平行于光线a从最高点进入玻璃后折射到 coloring