densities相关论文
Energy-Momentum Density of Non-Diagonal Bianchi Type Space-Time in General Relativity and Teleparall
We calculated the energy-momentum density of non-diagonal Bianchi type space-time in two different theories of gravity, ......
提升超级电容器能量密度而不牺牲其高功率密度是能源存储领域的不懈追求.离子液体电解液具有大的工作电压窗口,以其为电解液可提升......
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Changesintachykinin-ergicnerveterminaldensitiesinratnasalmucosaduringhypersensitivityZhaoChangqing Zhao......
The effect of different initial densities of nematode (Meloidogyne javanica) on the build-up of Past
Pasteuria penetrans will build-up faster where there is a high initial nematode density and can suppress root-knot nemat......
利用１７５７只棕色田鼠标本，以体重做指标，将棕色田鼠划分为５个年龄组，在此基础上分析了不同年度、不同月份、不同样方密度和年龄结构的相互关......
Increasing photosynthetic performance and post-silking N uptake by moderate decreasing leaf source o
To date,little attention has been paid to the effects of leaf source reduction on photosynthetic matter production,root ......
Efficient Two‑Dimensional Perovskite Solar Cells Realized by Incorporation of Ti_(3)C_(2)T_(x) MXene
Two-dimensional(2D)perovskites solar cells(PSCs)have attracted considerable attention owing to their excellent stability......
A spectral diagnostics of complex are plasma using multiple spectral information of are self-emitting is pro-posed .This......
摘 要：以大麦新品种苏垦啤1号为试验材料，研究不同密度处理对苏垦啤1号大麦茎蘖成穗动态和产量的影响。结果表明，密度过高或过低均不......
针对核聚类算法与免疫网络聚类算法的不足，将免疫网络机制与核理论相结合，通过用核距离函数代替欧拉距离函数，设置反映抗体识别抗原数......
采用分子动力学模拟方法,计算了LiCl-NaCl、LiCl-KCl、LiCl-RbCl、LiCl-CsCl、NaClKCl、NaCl-RbCl以及NaCl-CsCl等碱金属氯化物二......
在298.15~323.15K的温度范围内,分别测定了1-丁基-3-甲基咪唑脯氨酸盐[C4mim][L-Pro]、1-己基-3-甲基咪唑脯氨酸盐[C6mim][L-Pro]......
[目的]研究宁夏引黄灌区不同密度栽培下大豆生育动态,确定综合性状表现合理的栽培密度。[方法]通过田间测定和实验室考种对宁夏引......
在283.15-323.15K温度范围内,采用比重瓶和毛细管黏度计对泰乐菌素在丙酮等6种溶液中的密度及黏度进行测定,并采用VTF热力学方程对......
本文用两种不同的积分概念直接地给出了乘积空间上的两类向量测度,即定理2.3和定理2.4.同时给出了两个有用的推论.文献[1]中的乘积......
采用裂区试验设计，对3个稗草品种不同栽培密度和刈割次数对生物产量的影响进行了研究，结果表明：谷稗产量最高，哈尔滨大散穗和拉林锁链......
[目的]研究机插密度对连作杂交晚稻“甬优6号”产量的影响，明确其合理的群体起点，为连作稻区晚季杂交稻机插技术的推广提供科学依据......
常压下测定了乙酸-环己酮和乙酸-环己烷2个二元混合体系纯组分及混合液在303.15-333．15K温度内全浓度范围的密度，计算了2个混合体系......
制种玉米不同密度矮化种植结果表明，不同密度玉米矮化处理对玉米经济性状、产量构成因素、产量均有不同程度的影响。其中，健壮素、金......
于2004年5月至2005年4月对长江镇江段浮游植物群落结构进行了调查。结果表明：长江镇江段浮游植物共计7门59属，以绿藻、硅藻和蓝藻为......
2015-2016年,在辽宁省昌图县付家镇白家窝堡村,试验设置11 115、5 550、3 705和930株hm-24个密度的银中杨（Populus alba×berol......
在30 a生油松人工林中设置5块不同密度的标准地,分别选定样木,测其地上部分生物量,再换算到整个样地的平均生物量。结果表明:相似......
针对传统聚类方法过于依赖数据空间分布和先验知识的缺点,该文提出了-种改进的 扩张搜索聚类算法.该算法充分考虑了样本疏密度对聚......
试验对不同杏树栽培密度（3m×5m，2m×6m，5m×6m）杏棉间作田内各项小候因子进行了观测，结果表明：不同间作密度杏棉间作田的太......
〔目的〕了解莆田市秀屿港蝇类种类、种群密度与季节消长情况。〔方法〕选择码头、生活区为观察点,调查不同环境蝇类组成和种群密......
以杂草稻wr04-12和栽培稻辽粳294为材料，在大田条件下研究了杂草稻密度对栽培稻牛长发育和产量的影响。结果表明：随着杂草稻密度的逐......
Studies on the Relationship Between Electronic Structures and Superconducting Properties of TlBaCaCu
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对半导体GaAs的高低密勒指数表面的性质进行了比较研究.根据表面的原子排列分别计算了(001)、(114)、(113)、(112)和(111)各晶向的......
A Laboratory Study of the Effect of Temperature on Densities and Viscosities of Binary and Ternary B
The depletion of world petroleum reserves and the increased environmental concerns have stimulated the search for altern......
Wheat ear insects in large scale winter wheat field in Salzmünde (SaxsonyAnhalt) central Germany were evaluated. Th......
Solar Radiation Interception, Dry Matter Production and Yield among Different Plant Densities of &am
The production of grain legumes is becoming a popular practice in the humid south western Nigeria. Apart from the decrea......
We present results of a long-term study aimed to optimize Nile tilapia O. niloticus production in a recirculating aquacu......
Cultivation of “Roxo de Valinhos” Fig Tree in Different Plant Densities for Production of Green Figs
The objective of this work was to study the effect of different planting densities on the development and production of ......
The selection of predictors plays a crucial role in building a multiple regression model. Indeed, the choice of a suitab......
The density, equilibrium heat of fusion and equilibrium melting temperature of Nylon 1010 were determined by means of in......
以扬州市郊的少根紫萍、稀脉浮萍为试验材料,研究不同浮萍覆盖面积对营养液中总氮、总磷的去除效果.结果表明,不同投放密度与TN、T......
Four Years of Daily Photon Emissions That Have Predicted Major Earthquakes: Raw Data, Spectral Power
The daily median ground surface flux densities per day from a continuously operating photomultiplier tube unit for four ......
A tractable nonparametric prior over densities is introduced which is closed under sampling and exhibits proper posterio......
