说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 社群密度
1)  seasonal moving patterns
社群密度
2)  population density
种群密度
1.
Relationships between Phodopus campbelli age and population density and Capillaria hepatica infective rate;
黑线毛足鼠年龄和种群密度与肝毛细线虫感染率的关系
2.
Population Density and Seasonal Variation of Flies in Different Areas in Fujian,China;
福建省不同地区蝇类种群密度与季节消长
3.
Effect of host species,host distance and population density on dispersal activity of Bemisia tabaci;
寄主种类、距离和种群密度对烟粉虱扩散的影响
3)  aggregation density
合群密度
1.
The calculation method for the aggregation density was also proposed in this paper and verified with simulation results.
通过定义合群密度,给出了RWP模型在一般凸区域内的合群密度的计算方法及一维线段和正方形区域上的合群密度显式。
4)  crowd density
人群密度
1.
As is known,previous studies have identified the crowd density as the main risk factor leading to such crushing tragedies.
为了研究公共场所的人群密度与拥挤事故的发生概率。
2.
The model considered the influence of the crowd density on the evacuation capability,and the capacity of the egress was taken as a variable rather than a constant as former.
模型中考虑了人群密度对疏散能力的影响,改变以往把建筑出口疏散能力视为常数而带来的不能真实反应其疏散能力的状况。
3.
Crowd density estimation is the important content of intelligent crowd surveillance.
人群密度监测是智能化人群监控中十分重要的内容。
5)  Density [英]['densəti]  [美]['dɛnsətɪ]
群体密度
1.
Effects of Population Density on Stalk Lodging Resistant Mechanism and Agronomic Characteristics of Maize;
群体密度对玉米茎秆抗倒力学和农艺性状的影响
2.
The experiment with six planting densities was conducted to investigate effects of population density on yield and effective medical composition of Blumea balsamifera.
针对药用植物艾纳香以营养体为收获物、枯叶为主要原料、分生繁殖、多年生以及药用有效成分含量为生产目标的农艺学特点,设置6个密度处理试验,分析了相应指标对人工种植群体密度的反应规律。
3.
A field trial was conducted to investigate the response of yield and yield composition of wheat with different maturing phases to density and top-dressing of nitrogen fertilizers.
通过裂区和正交设计的田间试验 ,研究了不同熟相类型小麦在不同群体密度、不同氮肥追施策略下的籽粒产量及产量构成 ,探讨了不同熟相类型小麦通过群体调节和氮肥追施实现高产的可能性。
6)  population density
群体密度
补充资料:非密度制约因素(见密度制约因素)


非密度制约因素(见密度制约因素)


  l焦非密度制约因素见生态因素、密度制约后
  
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条