Correlations of satellite positions and ring features occur in the jovian uranian and neptunian systems as well.
在木星、天王星、海王星的系统中，卫星的位置也和行星环的特性密切相关。
Uranian atmosphere, by composition, is 83% hydrogen, 15% helium and 2% methane although traces of other hydrocarbons have been found.
天王星大气的组成，是83%的氢，15%的氦和2%的甲烷等碳氢化合物虽然已发现的痕迹。
Work on Uranian rings and some general problems of the planetary rings including the collision process in the rings, the photometric theory and their origin are also elucidated.
F环。还评述了天王星环以及行星环中的碰撞、光度理论和起源等问题的研究。
Work on Uranian rings and some general problems of the planetary rings including the collision process in the rings, the photometric theory and their origin are also elucidated.
F环。还评述了天王星环以及行星环中的碰撞、光度理论和起源等问题的研究。
应用推荐