您要查找的是不是：
- Quantitative Study of Optimum Population Size and Shaanxi Province Population Capacity 陕西省人口承载力与适度人口定量研究
- Optimum population size 适度人口
- The ratio of sample size to population size. 抽样规模与人口规模的比率。
- The crash reduces the population size toward the original level. 随着暴跌，导致种群数量回到它的初始水平。
- Chinese Population Size: How many people are suitable? 中国人口数量:究竟多少亿才合适?
- Population size:Approximately 40,OOO brood sows in 1981. 数量:1981年有繁殖母猪4万头。
- Relative to its population size and qualitywise. Korea has the best army. 相对于它的人口数量和质量,韩国有最好的军队
- Feel free to start with different population sizes. 您可以自由选择不同的人群大小开始。
- No trade-off between increases in living standards and population size. 不再需要在生活水准与人口之间取舍。
- The circumstances most likely to elicit advanced cultural behaviors, McBrearty and others hypothesize, were those related to increased population size. 麦克布里雅蒂等人假定，最能引发先进文化行为的情境，都与人口膨胀有关。
- The mean effective population size could be estimated as a harmonic means of the Ne. 估计出平均有效种群大小，作为所有世代ne的调和平均值。
- To evaluate the effects of drift in the classical sense, the population size should be known. 要用正统含义估计播迁的效益，就应知道种群的大
- theory of optimum population for a closed economy 封闭经济中适度人口理论
- Land crucial to production. Trade-off between living standards and population size. 土地是生产至关重要的因素。生活水准与人口之间的取舍。
- Natural Resource's Optimum Population 自然资源适度人口容量
- From 1987 to 1990,the distribution and the population size of argali sheep(Ovis ammon) were investigated in Tibet. 1990年间，采用截线抽样法对西藏盘羊的种群数量及分布进行了全面调查。
- The use of pellets for population estimates displayed 9.4% deviation in regards to population size of adult females. 从估计成年雌性个体数的角度看，利用粪粒来估计种群大约有9.;4%25的偏差。
- A 20-year study of Scottish sheep found weather patterns were driving changes in body shape and population size. 一份针对苏格兰羊只的20年研究发现;气候型态驱使体型与族群大小改变.
- The population growth rate declines to zero as the population becomes more crowded and the population size stabilizes. 当种群更加拥挤时，种群增长率减少到零，种群大小处于稳定状态。
- The market offer optimum condition for sale. 市场为销售提供了最佳条件。
