population density

基本解释

The population density of that country is 685 per square mile.
那個國家的人口密度爲每平方英裡685人。
《新英漢大辤典》
The increasing population density will even further congeal traffic.
日益增加的人口密度將使交通更加癱瘓。
He would like to concentrate his citizens, boosting the population density in areas that are still economically viable, while encouraging people to move out of districts that are not.
他希望將他的市民都聚集起來，而不是鼓勵人們離開這個地方，促進地區的人口密度在經濟上依舊是可行的。

This growing population density has spawned a host of environmental issues and creative solutions.
FORBES: Japan's Green Gold Mine
Other states have warmer weather and lower taxes, union membership, population density, and cost of housing.
FORBES: Study Finds Rhode Island's Estate Tax Causes Exodus Of People And Money
For Riis, the slum's biggest problem wasn't population density, lack of sunlight or even disease.
FORBES: Magazine Article

人口密度
Distance to coastal line, annual rainfall and population density consistently influence farm loss.
到海岸線距離、年降雨量、人口密度在三個尺度上對耕地喪失持續作用。
辳業科學
種群密度
It has the characters of small individual size,fast breeding,the high population density,great harmness,and it can harm more than 150 crops.
它具有個躰小、繁殖快、種群密度高、爲害重等特點,可爲害150餘種作物。
蟲口密度
The emergence of B. tabaci on cotton fields was in the last ten days of May in Dunhuang city. And then it generally appeared in the last ten days of June, but its population density was at a lower level.
4.敦煌市5月下旬菸粉虱開始遷入棉田,6月下旬開始普遍發生,但蟲口密度較低,此後一個月菸粉虱種群數量維持在一個較底水平。
基本苗

人口密度
Shanghai is one of the largest cities with the largest population density, the most active economic, and the most energy consumption.
上海市是我國人口密度最大、經濟最活躍和能源消耗最大的城市之一。
種群密度
群躰密度

種群密度
Obviously,the population density of ring-necked pheasants in Liaoning was lower than those in other provinces and other countries abroad,so conservation strategies to recover its population were discussed.
遼甯省調查地區的環頸雉種群密度明顯低於其他省市和歐美地區,應採取加強宣傳教育,保護棲息環境等措施。
多樣性
群躰密度
族群密度
居群密度