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- The population density is evened out. 种群密度亦趋于均匀化。
- IS THE POPULATION DENSITY OF CHINESE CITIES HIGH? 中国城市的人口密度高吗?
- The population density of the province is very low. 这个省的人口密度很低。
- The population density of this city is low. 这个城市的人口密度很低。
- The population density in urban areas is 588 people/km2. 城市范围内人口密度588人/平方公里。
- The population density of that country is 685 per square mile. 那个国家的人口密度为每平方英里685人。
- The results showed that the population density and biomass of ?Ardeola bacchus? were higher. 结果表明,池鹭的种群密度和生物量最高。
- If the population density is too great,the survival rate of mothers and youngs decreases. 种群密度过大时,种群内斗争激烈,母蝎和仔蝎成活率降低。
- Crowding in England is almost double that of Germany and quadruple the population density in France. 英国人口密度大约是德国人口密度的两倍,是法国人口密度的四倍。
- Second , big cities surpass small towns in the whole population , the population density ,migrant quantity , migrant density etc. 第二,从人口状况和城市对外来人口的利用效率上看,大城市在人口总体规模,人口密度,外来人口规模,外来人口密度等方面都优于小城镇。
- The population density (NL.pheasant /km2) was 56 in grass slope ,78 in savanna -shrub -grass slope and 156,the highest,in shrub-grass slope . 其种群密度,在草坡为56只/km2,稀树灌丛草坡为78只/km2,灌丛草坡为156只/km2。
- CHEN Guan original business area of 10.02 square kilometers streets, the population density of people per square kilometre 1575.14. 原陈官营街道总面积10.;02平方公里,人口密度为每平方公里1575
- Secondly, the population density decreased with increasing of defoliation intensity, but the difference is not significantly. 其次,种群密度随着刈割强度增大而降低,但处理间的差异不显著;
- Taiyanggong combination of urban and rural eastern suburb in Beijing, before leaving crowded roads here, the population density, poor law and order conditions. 太阳宫位于北京市东郊城乡结合部,以前这里道路窄小拥挤,人口密度大,治安条件很差。
- The population density, species and quantity of insect were investigated and the benefit was analyzed using frequency trembler grid lamp installed in orchard. 摘要在果园内采用井式分布安装佳多频振式杀虫灯,调查虫口密度、种类、数量,并进行效益分析。
- Things wide eight kilometers, 15 kilometers long from north to south, a total area of 52.3 square kilometers, the population density of 182 people per square kilometre. 东西宽8公里,南北长15公里,总面积52.3平方公里,人口密度每平方公里182人。
- Ratio of natural force and human activities contributing to the reactivation of dunes varies from region to region for the difference of the population density. 最后,根据毛乌素沙地沙丘分布规律,分析了引起沙丘再流动的人为因素和自然因素,及其各自所占的比重。
- The population density of the main insect pests peaks from June to September,the population quantity of the main dominant species changes discontinuously from season to season. 主要优势种的数量随季节变动表现出不连续特点。
- The population density of the more densely populated region is based on estimates of the popula... 该方法简便可行,适合模拟城乡结合部的人口分布。
- What is the population of this country? 这个国家的人口是多少?