1)survival threshold生存阈值
1.In general, the survival threshold is determinedby intensity of the white noise, the mean stress measure in organisms, the populationintrinsic growth rate and stress response rate.一般来说,生存阈值是由白噪声的强度、种群个体中平均毒素浓度,种群内秉增长率以及物种对毒素反映强度决定的。
2)storage threshold存储阈值
3)ecological threshold生态阈值
1.Researches on the ecological thresholds of Suaeda salsa to the environmental gradients of water table depth and soil salinity;水盐环境梯度下翅碱蓬(Suaeda salsa)的生态阈值
2.Taking the rodent community and major afforestation tree species in artificial forest system as research objects, the concept of ecological threshold of artificial forest community was put forward.以人工林生态系统中的啮齿动物群落和主要造林树种为研究对象,提出了人工林群落生态阈值概念。
英文短句/例句
1.Study on the Economic Threshold and Ecological Threshold of Oedaleus Asiaticus Control on Typical Steppe in Inner Mongolia;内蒙古典型草原亚洲小车蝗防治经济阈值和生态阈值研究
2.A STUDY ON THE ECO-ECONOMIC THRESHOLD AND ECO-ECONOMIC CONTROL THRESHOLD MODEL OF GREEN BRISTLEGRASS (SETARIA VIRIDIS) IN PRAIRIE MILKVETCH (ASTRAGALUS ADSURGENS) FIDLD沙打旺田狗尾草生态经济阈值生态经济除草阈值模型的研究
3.University Students' Education of Ecological Value Through the Perspective of Harmonious Culture和谐文化视阈下大学生生态价值观教育
4.Dynamic particle swarm optimization based on dynamic distance threshold and regeneration mechanism基于动态距离阈值和重生机制的动态微粒群优化
5.Study on Management Threshold of Controllable Water-Grass-Livestock System in Desertification Grassland Ecosystem;荒漠化草原生态系统中可控水草畜平衡管理阈值研究
6.The influential threshold of road netowrk impacts on the ecosystem in londitudinal range-gorge region of Yunnan Provice,China云南纵向岭谷区道路网络对生态系统影响的阈值分析
7.The Correlativity between the Threshold Acquired with ASSR and PTA;不同听力水平听性稳态反应阈值与纯音测听阈值比较
8.Comparison of Thresholds Acquired with ASSR and PTA in Normal-hearing Subjects;听力正常人听性稳态反应阈值与纯音测听阈值的比较
9.A New Fast Dynamic Threshold Image Segmentation Algorithm for Fluorescent Flaw Detection一种新的快速动态阈值图像分割算法
10.Research on Edge Detection and Thinning Algorithm of Improved Prewitt about Dynamic Threshold动态阈值Prewitt边缘检测与细化算法研究
11.Improvement on SOI DTMOSFET StructureSOI动态阈值MOS器件结构改进
12.Vector quantization based on the dynamic threshold of speaker recognition基于动态阈值失量量化的说话人识别
13.The mode localization phenomena of string oscillator are studied, and the" threshold value" is calculated.研究了双质点弦振子的模态局部化现象,找到了产生模态局部化的"阈值".
14.Studies on the Ecologycal Charctereristics Economic Threshold and Control Strategy of Heliothis armigera in Tomato Fields--Ⅰ.Spatial Patterns of Eggs ahd Larvae番茄田棉铃虫生态特性、经济阈值及防治决策的研究 Ⅰ、卵和幼虫的空间分布型
15.Spectral Characteristics of Laser Ablation Threshold of Soft Biological Tissue;生物软组织激光消融阈值的光谱特性
16.The Connection Between Positioning Error Threshold and Margin Creation摆位误差阈值与Margin生成的关系
17.Shakespeare s the Tempest in the Vision of Ecocriticism;生态批评视阈下莎士比亚的《暴风雨》
18.An Ecologist Look into Willa Cather s Early Works;生态主义视阈下的薇拉·凯瑟早期创作
相关短句/例句
storage threshold存储阈值
3)ecological threshold生态阈值
1.Researches on the ecological thresholds of Suaeda salsa to the environmental gradients of water table depth and soil salinity;水盐环境梯度下翅碱蓬(Suaeda salsa)的生态阈值
2.Taking the rodent community and major afforestation tree species in artificial forest system as research objects, the concept of ecological threshold of artificial forest community was put forward.以人工林生态系统中的啮齿动物群落和主要造林树种为研究对象,提出了人工林群落生态阈值概念。
4)growing threshold生长阈值
1.This paper presents a region-growing algorithm based on the initial point selection in windows and adaptive growing threshold, to segment the element area from PCB picture automatically.针对PCB图像中元件区域的提取,提出一种基于种子窗口和自适应生长阈值的区域生长算法,实现元件的自动分割。
5)ecology threshold value生态阈值法
1.The analysis on the present greening of Zhuhai city is made using carbon-oxygen balance,ecology threshold value and the oxygen requirement etc,and some suggestions are put forward to improve the city ecosystem environment quality and the city ecological effect continuously.对珠海运用碳氧平衡法、生态阈值法、氧气需求法等城市生态指标的计算方法对珠海市的生态绿化现状进行分析研究,并提出珠海城市生态规划建议,以不断改善城市生态环境,提高城市生态效益。
6)electrophysiological threshold电生理阈值
延伸阅读
生存1.活着;活下去。 2.指在世的人。 3.存在。 4.生活。
