根据纸张表面质量的光学性能，运用计算机视觉和图象处理的一些基本知识，对纸张匀度的检测方法进行研究和探索。
According to the optical performance of appearance quality of paper, the detection of paper formation have been explored by using computer vision and some methods of image process.
眼内植入。人工晶体。光学性能和检测方法。
Ophthalmic implants. Intraocular lenses. Optical properties and test methods.
本文根据粉尘的光学性能、电离性能、穿透性能提出了三种不同类型的粉尘浓度检测、报警设备。
This paper introduces three types of concentration-detecting and alarm systems based on the optical, ionizing and penetrating properties of flour dust.
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