Yunlong Sag is a favorable prospecting area in Chuxiong Basin, SW China, and it is essential to research its thermal history for comprehending the exploration potential of the whole sag.
云龙凹陷是楚雄盆地首选的有利勘探区，进行该凹陷的热史研究对进一步了解整个凹陷的勘探潜力非常必要。
It was essential in the history of thought and culture in China because of its long duration and wide impact.
其历史之久、推行之广、影响之深在中华思想文化史上都是难得的。
It was essential in the history of thought and culture in China because of its long duration and wide impact.
其历史之久、推行之广、影响之深在中华思想文化史上都是难得的。
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