Cassegrainian telescope的意思|示意
美 / /
英 / /
卡塞格伦望远镜
Cassegrainian telescope相关短语
1、 seg we are pirates, these data are stolen from youdao ed Cassegrainian telescope 拼合式卡塞格仑望远镜
2、 cassegrainian reflecting telescope 卡塞格林反射望远镜