population size and distribution

常見例句

This paper analyzes their species distribution, population size and faunal and ecological distribution characteristics.
對它們的種類分布、種群數量、區(qū)系與生態(tài)分布特點進行了分析。
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…
抽樣分布樣本效果大小的平均值可以作為總體效果大小的估計值，它與樣本容量和抽樣樣本數目有密切關系；
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年對洞庭湖和鄱陽湖的湖區(qū)及其支流的白?豚和長江江豚的分布、數量和活動規(guī)律進行了系統的調查。