In this paper, the design principle and characteristic of an optical critical Angle sensor based on the internal reflection effect are introduced.

文中叙述了一种基于光学内反射效应的角度传感器的设计原理和特点。

youdao

This paper is the second part, which presents the characteristic of reflection and refraction coefficient spectrum at line boundary.

本文是第二部分，主要探讨了两类母线的接线情况下，线路边界的折、反射系数的频谱特征。

youdao

Optical sensor target recognition extracts the characteristic of target to perform target recognition after having acquired its reflection and radiation (spectra) characteristics.

光传感器目标识别则是在取得目标的反射特性和辐射特性（光谱）后提取其特征进行识别。

youdao

According to Dr Chance, different emotional disturbances have characteristic reflection patterns.

ECONOMIST: Lie detection

"Yet, on reflection, I am sure that many will recognise it to be a decision of great courage and characteristic clarity of mind and action, " he said.

CNN: Pope Benedict to resign at the end of the month, Vatican says