The biolocial population and distribution of benthic macro-invertebrates in Xuzhou region of Jinghang Great Canal have been ascertained bybioassay method.
本研究利用生物监测方法，探明了京杭运河徐州段大型底栖无脊椎动物的生物种群及其分布。
The resulting settlement maps show how the distribution and density of the rural population around the city changed dramatically between AD 500 and 850, when copán collapsed.
由此产生的聚落地图显示，公元500年至公元850年，科潘古城崩溃时，城市周围农村人口的分布和密度发生了巨大变化。
This will only be exacerbated by the predicted consequences of climate change on water availability, food security, sea-level rise and population distribution.
而气候变化对供水、粮食保障、海平面上升以及人口分布产生的可预测影响只会使这场争夺战愈演愈烈。
Whether this reflects macrophagic dysfunction, or the tail-end of a normal population distribution of aluminium clearance and local tissue response, has not been determined.
然而，这是否反映了巨噬细胞功能障碍，或者反映了铝清除能力和局部组织反应的人群正态分布中的尾端部分，目前对此尚无定论。
The data on population will help firms decide where to open stores and distribution centres.
人口数据将帮助公司决定哪里可以开分店和建立销售中心。
Thus far, only free distribution has enabled rapid achievement of high population coverage and elimination of inequities in net use, as has been demonstrated in Kenya.
迄今，如肯尼亚所证明的，只有免费分发能够迅速覆盖大量人群并消灭蚊帐使用方面的不平等现象。
By the 18th century the distribution of House of Commons seats did not reflect the real distribution of population and wealth across the country.
直到18世纪，众议院议席分配不能反映全国人口与财富真实分布。
Ni : Average population density in area i. To simplify the analysis, Earth’s surface is divided into a grid of squares i, and the distribution is assumed to be uniform in each.
Ni：指i区的平均人口密度，为了简化分析，地球表面被按照网格分成多个i区，每个区的分布假定是统一的。
Scientific evidence on the distribution of cancer in the population can be obtained through carefully planned and executed epidemiological studies.
通过慎重计划和开展的流行病学研究，可获得关于癌症在人群中分布情况的科学依据。
The bell curve distribution for IQ scores tells us that two thirds of the world’s population have an IQ somewhere between 85 and 115.
IQ分数的正态分布图告诉我们世界上三分二的人智力在85-115之间。
These analyses have important implications for the study of changes in and spatial planning of Shanghai's population distribution and employment structure in the future.
上述分析和对比对研究上海今后人口分布和就业结构的演变和空间规划有着重要启示。
Within the six year period, 5.1 percent of the women had died and 9.4 percent of the men. The causes of death resembled the distribution for the general population.
这项研究的妇女平均年龄为57岁，男士为58岁。在六年期间，有5.1%的妇女和9.4%的男士死亡。死亡的原因和一般大众的(男女死亡比率)分布相类似。
The standard pattern distribution of normal population: Most (74.5%, 82/110) of the unrelated healthy individuals displayed such a pattern without any translocation, hybridization and mosaicism.
正常人的标准带型分布：在检测的110名正常人中，74.5％（82／110）为标准带型，无易位、杂合、体细胞嵌合等情况。
Epidemiology is the study of the distribution of diseases, related factors and health conditions in a population.
流行病学是研究疾病和健康在人群中的分布及其影响因素的一门学科。
The fourth chapters analyzed the features of the population distribution and changes in Jinshan District and the problem appeared during the process.
第四章以金山区为例分析了金山人口分布与变动特征以及金山人口集聚中存在的问题；
In the last several decades, due to destruction of habitat and hunting pressure, the distribution range and population size of this muntjac have been continued declining.
近几十年来，由于栖息地受到严重破坏，以及滥捕猎杀等原因，黑麂野生种群的分布范围和数量逐渐缩小。
Effects of different spacing form, density on structure of population, light distribution and yield of phaseolus vulgaris were studied under the high yielding condition.
研究了在高产条件下，不同行距配置、密度对奶花芸豆群体冠层结构、光能分布与利用特性及产量构成的影响。
Wheat population quality, root system distribution, grain yield and quality were studied under different fertilizer application treatment in the condition of superhighyielding wheat cultivation.
在小麦超高产栽培条件下利用不同施肥量和不同施肥比例的处理，研究了小麦群体质量、根系分布、子粒产量和品质。
Then regression of mathematical models is used to study the distribution of population and the evolution of spatial structure of Beijing Metropolitan Area.
继而，通过数学模型的回归研究北京都市区人口分布及空间结构的演化趋势。
The population structure and spatial distribution patten of Sassafras tzumu have been studied in this paper.
对福建省建阳市书坊乡贵溪村的天然檫树种群结构和空间分布格局进行研究。
The effects of light distribution in maize population on grain yield and quality were studied by determining the light distribution character among different plant densities.
通过测定不同种植密度玉米群体的光能分布，研究了群体光能分布特征对玉米产量和品质的影响。
There will be a more rational population distribution and employment structure. The urbanization would be greatly enhanced.
人口分布和就业结构比较合理，人口城市化水平大幅度提高。
Objective To survey the current status and distribution of deafness and its effect on daily life activities in the old population.
目的研究老年聋在老年人群中的现状、分布特点以及对日常生活功能的影响。
The community structure and population distribution of rotifera in Dongchang Lake was studied.
对东昌湖轮虫群落结构、种群分布和丰度进行了初步研究。
In pursuing this aim, the Government recognises constraints such as the availability of sufficient school sites in individual districts and possible shifts in population growth and distribution.
掣肘，例如个别地区未能提供足够学校用地，以及人口增长和分布情况可能出现转变。
Over the vast territory of China, the space suited for people to live and engage in economic activities is limited and population distribution is extremely uneven.
中国广袤领土上的适合人们居住和从事经济活动的空间有限，人口分布极不平衡。
The spatial distribution of population tended to imbalance, and the redistribution index declined obviously.
人口的空间结构状况趋于不均衡化，人口再分布活力明显下降；
The allele distribution varied in different RACES and population.
不同人群基因频率分布存在一定的差异。
The allele distribution varied in different RACES and population.
不同人群基因频率分布存在一定的差异。
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