Can you see that you'll observe more meteors when the radiant point is well above the horizon?
你有没有发现当辐射点远高于地平线时你可以观察到更多的流星？
Meteors in annual showers stem from comets, and the radiant point is the point in the sky where we cross the comet's orbit. It's kind of like the point in the distance where train tracks converge.
每年的流星雨主要来自彗星，而辐射点就是与彗星轨道相交的那个点，就好像列车轨道在远处聚合的那点一样。
In this paper, we present a new rapid ray tracing method -available visible area radiant point tree ray searching.
本文给出了一种新型的快速的射线追踪方法——有效可见区域辐射源树射线跟踪法。
Before dawn, Perseus - radiant point of the Perseid meteor shower - is close to overhead.
在拂晓之前，英仙座流星雨的辐射点—英仙座将上升至我们头顶的天空的顶端。
The data fusion technology has a widely use in the recognition for radiant point and platform.
数据融合技术在辐射源和平台识别中的应用越来越广泛。
The data fusion technology has a widely use in the recognition for radiant point and platform.
数据融合技术在辐射源和平台识别中的应用越来越广泛。
应用推荐