查询词典 population

Substantially speaking; it was the result of immoderation of population and resources, environments.The research on the Datongs population can uncover the secret of this

人口发展模式应当在尊重自然的前提下，做到人口、资源、环境的协调，才能维持社会的可持续发展，单单依靠外向型补给是不足以支撑和促进人口发展的。

Coordinate the principle with the balance according to population , resource and environmental photograph , pass understanding western the fundamental condition of area land natural resources , analysis western the land that area land natural resources is faced with bears the weight of power excess load , population crosses the rapid growth , destruction that brings about zoology environment incontinently , the problem such as the contradiction that farmland protection and urban progress , infrastructure builds , unscramble western protectionism of natural resources of big development land , put forward land tax to expend policy and infrastructure to take up the proposal such as the compensation policy of farmland .

根据人口，资源与环境相协调和平衡的原则，通过了解西部地区土地资源的基本状况，分析西部地区土地资源面临的土地承载力超负荷，人口无节制的过快增长，导致生态环境的破坏，耕地保护与城市发展，基础设施建设的矛盾等问题，解读西部大开发土地资源保护政策，提出土地税费政策和基础设施占用耕地的补偿政策等建议。

Thus, the purpose of characteristics of a inferential statistics is to predict or estimate population from a knowledge of the characteristics of only a sample of the population.

因此，推理统计学的目的就是通过了解一个群体中一些样本的特性，从而对整个群体的特性进行推测和估算。

Thus, the purpose of inferential statistics is to predict or estimate characteristics of a population from a knowledge of the characteristics of only a sample of the population.

因此，推理统计学的目的就是通过了解一个群体中一些样本的特性，从而对整个群体的特性进行推测和估算。

Thus, the purpose of inferential statistics is to predict or estimate characteristics of a characteristics population from a knowledge of the characteristics of only a sample of the population.

因此， 学区的比例了。因此，推理统计学的目的就是通过了解一个群体中一些样本的特性，体中一些样本的特性，从而对整个群体的特性进行推测和估算。

Thus, the purpose of inferential statistics is to predict or estimate charact eristics of a population from a knowledge of the characteristics of only a sample of the population.

因此， 推理统计学的目的就是通过了解一个群体中一些样本的特性，从而对整个群体的特性进行推测和估算。

Six populations of Xiphinema elongatum and one population of X. insigne, new recorded species in Kinmen, were isolated from the rhizosphere of pine, persimmon, guava, litchi, sweet orange, sugar apple and loquat from 2001 to 2003. One population of Xiphinema sp.

自2001至2003年问，由金门岛地区的松树、柿子、番石榴荔枝、甜橙及番荔枝等的根圈土壤中分离鉴定6群Xiphinema elongatum ，在枇杷上则发现1群 Xiphinsigne，而此二种剑线虫都是该地区的新记录种。

By integral in mean and comparison theorem, boundednesses of consumer population and resources, as well as a sufficient condition for population's weak persistent in mean are given when the environment is with a small capacity.

利用积分均值法和比较定理，给出消费者种群和资源量的有界性，以及环境容量较小情形下种群弱平均持续生存的充分条件。

ABSTRACT OBJECTIVE: To investigate the intraspecific variance of Safflower, provide the basis for distinguishing the different cultivated population and breeding of fine cultivated population.

目的：探讨红花的种内变异，为不同栽培居群红花的鉴别及优良栽培居群的选育提供依据。

Root system and plant growth responds to enlargement of population isochronous, all of them reduced with enlargement of population, root reduced especially.

玉米根系和与地上部的生长发育对群体扩大的反应具有同步的，二者均随群体的增扩大而消弱，以根系的消弱最为明显，且生育后期这种抑制现象越严重。

We are forbidden from giving money to these shoeless, skinny children, as this will perpetuate begging.

向光着脚，骨瘦如柴的孩子施舍是不可以的，因为要招来无休无止的乞讨。

It would be hard not to fall victim to some sharpeyed policeman.

要想不被某个目光锐利的警察抓到，谈何容易。