... 惯性圆锥投影 popular conical projection 群体分布，人口分布 population distribution 孔版 porous plate ...
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本文讨论了有界区域内一类群体分布问题。
The population distribution in a bounded domain is discussed.
现代体育对中国西部体育运动群体分布和再分布起了极大的强化作用。
Modem sports play a tremendous strengthening role on the athletic group distribution and redistribution of western China.
据信，目前全世界仅有不足300头苏门答腊犀牛存活，其中最后几个较大的群体分布在马来西亚和印度尼西亚境内。
It is believed that fewer than 300 Sumatran rhinos exist in the world, with the last significant groups in Malaysia and Indonesia.
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