文章指出了传统理论的不足，提出了新的理论和数学模型，并已在实验室和矿山工业试验中验证。
Deficiencies in the traditional theory was pointed out, and a new theoretical and mathematical model was proposed. And this technique has been confirmed in LABS and mining tests.
本文对矩形光栅编码图片的衍射零级与其它各级单独所成的象，其衬度能够反转的现象，提出了新的理论分析。
A new theoretical analysis of the contrast reversal images for the zeroth and other diffraction order encoded by a rectangular grating is given.
这篇文章提出了一个解释气候变化的新理论。
The article advances a new theory to explain changes in the climate.
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