人口增长模型,population growth model
1)population growth model人口增长模型
1.In this paper, we discuss a delaypopulation growth model and obtainsufficient conditions under which the equilibrum point is a global attractor or uniformlystable.本文考虑一个具有时滞的人口增长模型,得到保证其平衡点为全局吸引或一致稳定的若干充分条件,所得结果不仅推广了Sugie的新近结果,而且也解决了Kuang提出的一个公开问题。
英文短句/例句
1.Model for Population Growth with Usual Child-rearing Cost and Utility Function;具一般生育成本函数的人口增长模型
2.On Feedback Control forLogistic Population Growth Model;Logistic人口增长模型的反馈控制研究
3.Primal chaos data system and feedback control research of Logistic population increase model;Logistic人口增长模型的混沌数据系统及反馈控制研究
4.Nonparametric Autoregressive Model of Chinese Population Rate;中国人口增长率的非参数自回归模型
5.Prediction Model of Population Growth Based on Support Vector Machine;基于支持向量机的人口增长预测模型
6.Nonparametric Autoregression Prediction Model on Population Growth Rate;人口增长率的非参数自回归预测模型
7.Applied Research on Logistic Model of Population Growth;人口增长的Logistic模型及其应用研究
8.Total age-specific fertility rate(TFR) population model of China and its alarm forecasting我国人口增长的总和生育率模型及人口预警
9.An urban economic growth model with endogenous population;具有内生人口规模的城市经济增长模型
10.This model shows you the effect of time lag on the population growth.本模型为你展示了人口增长带来的滞后效应。
11.Population Growth Rate Classical Model of Multiple Regression Analysis;人口增长率经典模型多元回归分析研究
12.The Analysis of the Logistic Model about the Census Figure of the United States;美国人口数据的阻滞增长模型拟合分析
13.Growth model of population in pastoral area under the restraint of environment;环境约束下牧区人口和种群持续增长模型研究
14.Application of variable weight combination estimation model in the prediction of population growth变权组合预测模型在人口增长预测中的应用
15.Increasing the Consumption by the Population Growth?--Model and Analysis of Guangdong人口增长能拉动消费吗?——模型及广东的实证分析
16.Population Projection in Fujian Based on Saturated Growth Model基于饱和增长趋势模型的福建人口预测
17.Exploring Demographic Bonus in Economic Growth--Also on the "Green Demographic Bonus" Adjustment Model经济增长中的“人口红利”探索——兼论“绿色人口红利”调整模型
18.A Review on Theories and Modeling Framework of Demographic Change, Human Capital and Economic Growth人口变迁、人力资本与经济增长的理论与模型进展
相关短句/例句
Logistic population increase modelLogistic人口增长模型
1.Primal chaos data system and feedback control research ofLogistic population increase model;Logistic人口增长模型的混沌数据系统及反馈控制研究
3)population growth人口增长
1.Relationships among arable-land area change,economic development andpopulation growth in Yantai city;烟台市耕地数量变化与经济发展人口增长关系的研究
2.Three models for predictingpopulation growth——Theoretical foundation,application methods,and revised expressions;人口增长的常用数学模型及其预测方法——兼谈对Keyfitz双曲增长等模型的修正与发展
3.A experimental analyse on the economical and educational factors influencing Chinesepopulation growth;我国人口增长的经济教育因素的实证分析
4)population increase人口增长
1.Relationships betweenpopulation increase and desertification in Maomusu Sandy Land were analyzed and the driving forces on desertificaton were revealed in this paper.以毛乌素沙区为例 ,分析沙区几十年来人口增长与荒漠化发展之间的关系 ,揭示荒漠化发展的人为驱动力。
2.This paper analyzes the occurring of land conversion with burning theory,and points out that land conversion is results frompopulation increase,resource endowment,economic development,framland s low comparative economic benefit,unreasonable distribution of framland s income,vague land property right,shortsighted activities of local government,the first revolution of urban land .论文运用社会燃烧理论分析了农地非农化过程的发生,认为农地非农化是在“燃烧物质”——人口增长、资源禀赋、经济发展,“助燃剂”——农地比较经济效益低、农地非农化收益分配不合理、土地产权、权能模糊和地方政府的短期行为,“点火温度”——城市土地使用制度的第一次革命和快速城市化下共同作用的结果。
3.Abstract:In this article the author analyses in a relatively comprehensive way the present development of Guangxi’s population and its tendency,and the unbalanced development ofpopulation increase,resources,environment,and economic development and it proposes solutions to those problems.该文较全面分析了广西人口发展现状、趋势及人口增长与资源、环境、经济发展的冲突, 并提出相应协调发展的对策。
5)changes of the type of population growth人口增长类型转变
6)Population growth rate人口增长率
1.The population growth rate and GDP growth rate by province in China in 1990-1992,1992-1994,1994-1996 and 1996-1998 are analyzed.分析了1990-1992、1992-1994、1994-1996和1996-1998年中国省级人口增长率和GDP增长率,1990-1998年总的趋势是人口增长率有所下降,GDP增长率也有所下降,人口增长率高的地区大多数是比较发达地区。
2.This paper analyzes the population growth rate and the total population,then modifies the logistic model,and establishes a logistic model.本文分析了人口增长率与人口总量的关系,进而修正阻滞增长模型,建立一个改进的阻滞增长模型,对未来半个世纪内的中国人口总量进行了预测。
延伸阅读
人口机械增长一国或一地区在一定时期内(通常为一年)人口迁入超过迁出而引起的增长。人口机械增长受社会因素影响。
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