Metis and Adrastea lie within Jupiter's main ring.

木卫十六与木卫十五存在于木星主光环之内。

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The super node is elected according to the node's handling abilities in the subring, and each of super nodes constitutes the main ring and connects each other.

该算法根据区域组成多个子环，在子环中推选出处理能力强的节点为超节点彼此相连构成主环。

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There are several levels of lava platform in the park, the main ring lava ring platform, ring volcanic cone lava platform and the overflow of lava platform, large area, gentle slope.

公园内有数级熔岩台地，主要有环火山口熔岩台地、环火山锥熔岩台地和裂隙溢出的熔岩台地，面积大、坡度平缓。

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Next head to the main ring, where a typical timetable may consist of falconry displays, Cumberland wrestling, pipe-and-drum performances and pony-and-trap contests.

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His resignation the following day was during Welsh cob day in the main ring - the highlight of the society's calendar.

BBC: Ifor Lloyd's resignation came on cob day at the Royal Welsh

As for the highlights, I loved checking out the animals and watching the King's Troop and the Kangaroo Kid performing in the main ring.

BBC: NEWS | UK | Wales | Mid | Royal Welsh - live and undercover