Upload tower lights, which guided ships on the river night, propaganda, and three years (in 1121) was destroyed by Bing Huo.
来自互联网
2. 本文以船舶驾驶员和引航员为对象，就“海上光污染”对夜航船舶避碰的影响进行了广泛深入的调查。
In this paper, with the deck officers and pilots as the study subjects, a widespread research was carried out on the impact of "light pollution at sea" on night navigation.
来自互联网
3. 本文以船舶驾驶员和引航员为对象，就“海上光污染”对夜航船舶避碰的影响进行了广泛深入的调查。
In this paper, with the deck officers and pilots as the study subjects, a widespread research was carried out on the impact of "light pollution at sea" on night navigation.
