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。
2
The panel's built-in wide-angle colour camera captures images of the visitor and the resident views this on aninternal monitor within their apartment.
这个面板通过内置的广角彩色摄像机来捕获访客的图像，且住户可以通过公寓房间里的内部监控器来查看图像。
3
The result shows that the impact velocity of initial yield is very small for the soil, and the cohesion has an obvious influence on it while the internal friction Angle does relatively small.