此次文化节还包括武术、健身、和其他冰类表演等活动，还有冬景摄影比赛环节。
The festival also featured other activities such as martial arts, fitness classes, ice related performances and winter photography sessions.
这两组行星的构成物质根据熔点分为三类：气体、岩石和冰。
The substances that make up both groups of planets are divided into three groups—gases, rocks, and ices—based on their melting points.
然而，如今的类地行星与木星不同，几乎没有轻气体和冰。
However, unlike Jupiter, the terrestrial planets today are nearly void of light gases and ices.
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