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单词 Line of site
释义

Line of site

原声例句
当月 CNN 10 学生英语 2021年10月合集

It's too far for somebody to see with the naked eye, so it was the first beyond the visual line of site trial.

由于飞行距离太远,肉眼很难看到,所以这是第一次超出观测视线的试验。

中文百科

视线传播 Line-of-sight propagation

(重定向自Line of site)

视线传播指的是电磁射线沿直线传播的行为。射线或者波,遇到障碍物时偏离原路径或者被反射,而不能继续沿地平线或者绕过障碍物传播。除此之外,物质材料依照波的能量的不同对射线进行不同的散射。

英语百科

Line-of-sight propagation 视线传播

(重定向自Line of site)
Two stations not in line-of-sight may be able to communicate through an intermediate radio repeater station.
 Objects within the Fresnel zone can disturb line of sight propagation even if they don't block the geometric line between antennas
Erste Fresnelzone über dem hügeligen Gelände einer Richtfunkstrecke

Line-of-sight propagation is a characteristic of electromagnetic radiation or acoustic wave propagation. Electromagnetic transmission includes light emissions traveling in a straight line. The rays or waves may be diffracted, refracted, reflected, or absorbed by atmosphere and obstructions with material and generally cannot travel over the horizon or behind obstacles.

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更新时间:2025/6/16 21:24:14