population size and distribution

基本解释

This paper analyzes their species distribution, population size and faunal and ecological distribution characteristics.
对它们的种类分布、种群数量、区系与生态分布特点进行了分析。
The simulated experimental results showed that significance t testing is highly related to population distribution effect size and sample capacities, yet rarely related to the numbers of rand…
抽样分布样本效果大小的平均值可以作为总体效果大小的估计值，它与样本容量和抽样样本数目有密切关系；
Surveys on the distribution, population size and the active regularity of Lipo te s vexillifer and Neophocaena phocaenoides in Dongting Lake and Boyang Lake were carried out from 1997 to 1999.
1997年至1999年对洞庭湖和鄱阳湖的湖区及其支流的白?豚和长江江豚的分布、数量和活动规律进行了系统的调查。