The sequence of dry, humid, cool and warm of environmental evolution in theis area is similar with eastern and western of China, and also has a synchronism characteristic with global change.
本区环境演变的干湿冷暖序列，即与中国东部和西部的环境演变具有相似性，也具有与全球变化的同步性特点。
In only a few thousand years the nebula will dissipate into space. The central star will then gradually cool down, eventually becoming a White Dwarf, the final stage of evolution for nearly all stars.
在仅仅的几千年里，星云将消散在太空中，中心的恒星将完全冷却下来，最后变成白矮星，这是几乎所有恒星演化的最后阶段。
In only a few thousand years the nebula will dissipate into space. The central star will then gradually cool down, eventually becoming a White Dwarf, the final stage of evolution for nearly all stars.
在仅仅的几千年里，星云将消散在太空中，中心的恒星将完全冷却下来，最后变成白矮星，这是几乎所有恒星演化的最后阶段。
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