19 词条主页 > 词条 > 拉丁美洲西班牙语 (XL) > telescopio altacimutal
telescopio altacimutal
A form of mounting similar to that of a radar which allows the telescope tube to be moved horizontally (by rotation in azimuth or compass direction) and vertically (by rotation in altitude or elevation). To follow a star the telescope must be adjusted simultaneously in both axes. (also called alt-az.)
0
0
完善词条
您想要说什么？
新闻词条
精选词条
La Gran Muralla de China
La Gran Muralla China es una serie de fortificaciones de piedra y tierra en el norte de China, construida para proteger la frontera norte del imperio ...
