在目前最可能辅助医生做出正确判断的仪器就是“光学绘图”（Optical topography）装置 。Topography就是“地形图”之意，制作该地形图时，则需要使用到“近红外线”（光学绘图也可称为“近红外线光谱法（NIRS，N...
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The growth sector boundaries in natural beryls have been investigated by means of X-ray topography and optical birefringence topography.
用X射线形貌术及光学双折射形貌术对天然绿柱石晶体中的生长区界面进行了研究。
The method has been successfully used in the system for measuring the 3-d surface topography of diffractive optical elements.
此方法已成功地应用于自行研制的衍射光学元件三维表面形貌测量系统中。
The surfaces of diffraction optical element (DOE) are often deep and discontinuous, which lead to some difficulties for measurement of the 3-d surface topography of DOE.
衍射光学元件(DOE)表面形貌的测量需要解决因表面结构深度较大和表面不连续给测量带来的困难。
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