population density

美 
英 
  • un.人口密度；种群密度；布居密度
  • 网络群体密度；虫口密度；族群密度

英汉

网络释义

un.
1.
人口密度
2.
种群密度
3.
布居密度

例句

释义:
全部全部,人口密度人口密度,种群密度种群密度,布居密度布居密度,群体密度群体密度,虫口密度虫口密度,族群密度族群密度
类别:全部全部,口语口语,书面语书面语,标题标题,技术技术
来源:全部全部,字典字典,网络网络
难度:全部全部,简单简单,中等中等,难难
1.
He said his analysis of north-east China over the last century showed the effects of increasing population density.
他说，他通过对东北地区过去25年的分析发现了人口密度过高的影响。
article.yeeyan.org
2.
The research resultsshowedthat the population density of rodents fluctuated obviously among different years, but there was no periodicity.
研究结果表明，不同年间啮齿类种群密度波动明显，但无周期性；
www.cnak.net
3.
A. As population density increases in Hawaii, life expectancy figures for that state are likely to be revised downward.
随着夏威夷人口密度的增大，该州的人口预期图可能会变为下降。
blog.csdn.net
4.
Population density is positive to farm land ratio and that of building land ratio.
人口密度与耕地、居住工矿用地的分布呈正相关；
www.sswcc.org
5.
European scientists asked volunteers to estimate statistics like the population density of Switzerland. Each person got five guesses.
欧洲科学家们让志愿者们估计一些诸如瑞士人口密度的数据，每个人有五次猜测机会。
article.yeeyan.org
6.
European scientists asked volunteers to estimate statistics like the population density of Switzerland.
欧洲科学家让志愿者去估计像瑞士的人口密度这样的统计数字。
article.yeeyan.org
7.
He went on to say that although the Americans were mostly farmers in the past, they never felt such pressure of population density.
他还说，美国人尽管在历史上也曾以务农为本，但体会不到人口稠密的压力。
peixuan06.blog.163.com
8.
Three of the cases they studied found that the rise of West Nile virus in the U. S. corresponded to decreases in bird population density .
他们在研究过的三个案例中发现西尼罗河热在美国的的流行与鸟类种群密度的下降相关。
huan.pw
9.
The average world population density is 117 people per square mile, that of the United States 76 and that of Macao is 69, 000.
世界平均人口密度为每平方哩117人，美国76人，澳门69000人。
www.elanso.com
10.
the population density is high, and the civilization of minority is dense. However, the economic development is far below the general level.
区域内自然保护区数量多、密度大，民族文化浓郁，经济发展落后，居民城市化率低。
www.ceps.com.tw