提出了曲线拟合法，并引入了适用于小样本的灰度法。

Grey method which is suitable to small size sample is introduced and curve fitting method is also proposed.

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本文论述了用模拟灰度法绘制地形立体景观图的基本过程。

This paper describes the basic procedure of producing the stereo landscape view of the terrain with the method of analogous grey.

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条纹灰度法在光弹性中能自动采集数据、分析和显示等色线条纹图。

A fringe gray level method can be used to automate the data collection, analysis and display of isochromatic-fringe pattern in photoelasticity.

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