本文用概率统计和动力学方法,推导了多元醇的丙烯酸酯酯化度分布函数及其计算公式。
By using probability statistics and dynamics, this paper derived the esterification degree distribution function and its calculation formula for polyol-acrylate reaction.
度分布和平均路径长度是复杂网络的两个重要结构特性。
Degree distribution and average path length are two important structural characteristics of complex networks.
分析了正则度分布的阈值。
研究表明,中国城市航空网络是一个小世界网络,具有短的平均路径长度和大的簇系数,且其度分布服从双段幂律分布。
The present network is a small-world network with short average path length and high degree of clustering, and its degree distribution follows a double power law.
模拟结果验证了改进型右边正则度分布序列的正确性。
Simulation results demonstrate the correctness of improved right regular sequences of degree distribution.
研究表明,中国城市航空网络是一个小世界网络,具有短的平均路径长度和大的簇系数,且其度分布服从双段幂律分布。
It is shown that the present network is a small-world network with short average path length and high degree of clustering, and its degree distribution follows a double power law.
计算结果显示了小面的形成和界面上各向异性的过冷度分布。
Calculations demonstrate the formation of facets and anisotropic undercooling distribution along the interface.
因此,对爆破块度分布进行深入的研究具有重大的理论和实际意义。
Therefore, making a thorough study on the blasting fragmentation distribution is of momentous theoretical and practical significance.
在分析研究现在常用力学模型的基础上,建立了多自由度分布质量模型。
On the basis of analysis of previous mechanical models, a multi degree model with a distributed mass is established.
结果表明,网络的强度分布、权重分布以及度分布具有幂律尾部,同时,网络的集群系数很高。
Results show that the network possesses power-law behavior of the strength, weightand degree distributions, meanwhile, the clustering coefficient of the network is high.
对于近年文献上提出的官能度分布和平均官能度问题,我们也就本文所涉及的反应体系作了理论上的探讨。
For the reaction system involved in this paper, the functionality distribution and the average functionality which have been proposed recently in literature were studied theoretically.
通过检验网络的度分布的熵、幂指数和顶点的最小度之间的关系,获得了无尺度网络对于随机错误的最优设计。
By examining the relationship of the entropy of the degree distribution, scaling exponent and the minimal connectivity, we get the optimal design of scale-free network to random failures.
利用更新过程理论对这类网络进行了分析,获得了网络节点瞬态度分布和网络稳态平均度分布的解析表达式。
We calculate the degree distributions and stationary average degree distributions of the network model by using the renewal process theory and the continuum theory.
爆破块度分布是工程上普遍采用的定量评价爆破质量的重要指标。
Blasting fragmentation distribution is an important index adopted generally to evaluate the quality quantitatively in engineering.
提出一种基于有限元的两相流检测用电容传感器灵敏度分布的快速计算法。
The calculation time of sensitivity distribution is greatly reduced by quick generating global stiffness matrix and quick calculating capacitance value.
结果表明,不同初值得到不同的表面重元素丰度分布。
The results show that different initial value give inconsistent surface abundance of heavy element.
清楚地识别岩心内部孔隙度分布特征,并对其进行定量描述,有助于深入研究岩心的渗流特性。
Recognizing core's porosity distribution feature clearly and characterizing it quantitatively is very important when studying core sample's seepage feature.
描述了厦门湾沉积物中的13种甲藻孢囊的形态与丰度、分布特征。
This article reports the morphology, densities and distribution characteristic of 13 dinoflagellate resting cysts in sediment of Xiamen Harbor.
通过速率方程证明了该网络是节点度分布符合幂律分布的无标度网络,其幂指数为- 3,且平均连接度为给定值。
It is proved that the degree distribution of the network obeys power-law form with the exponent-3, and the mean connected degree is given value.
梯度塑性理论可用于研究韧性断层带内部应变、应变率分布规律、断层带错动位移及带内孔隙度分布规律,为韧性断层带定量分析提供了新的手段。
The theory can be used to study the distributed strain, strain rate, porosity and plastic shear displacement in fault band, which presents a new method for quantitative analysis of ductile shear zone.
认为随着软件演化,度分布系数和入度分布系数呈下降趋势,最大节点入度值则呈增大的趋势;而出度分布系数和最大节点出度值则变化有限。
With the evolving software, both the degree distribution coefficient and in-degree distribution coefficient tend to decrease but the in-degree of maximum node tends to increase.
实际处理结果表明该方法可行,获得的含油饱和度分布结果可靠。
The calculation results show that this method is practicable, and the calculated distribution of the oil saturation is dependable.
这种模型属于具有活动边界的非线性问题,分别用特征线法和有限差分法求解,得到了含水饱和度分布和活动边界的变化规律。
Characteristic solution and finite difference solution are derived respectively and water saturation distribution curves are presented and the law of the moving boundary is found.
岩体的爆破块度分布是定量评价爆破质量的重要指标之一。
The fragment-size distribution of rock blasting is an important index to evaluate the blasting quality quantitatively.
我们统计了该网络的顶点项目度分布、项目大小分布、项目度与该顶点的销售额之间的关系、以及销售额的累计分布。
The act-degree distribution, act size distribution, the relationship between act degree and the saleroom, and the cumulative distribution of the saleroom are all studied.
实证研究显示,大量不同领域中抽象出来的网络都具有近似服从幂律的低阶集团度分布。
The empirical study indicates the extensively existence of power-law clique-degree distribution, which is an independent character to scale-free property.
本文通过对我国某网络论坛数据进行分析处理,发现该网络的度分布为幂律分布,有明显的无标度特征。
Based on analysis of data from a domestic Internet forum, it is found that the degree distribution of this network is a power law distribution and has the scale-free characteristic.
最后利用优选的地质模型通过水驱油流线模型数值模拟来预测剩余油气饱和度分布。
Finally, the remaining oil saturation distribution is predicted through numeric simulation using water displacing oil streamline simulator.
岩石润湿性的变化,使水饱和度值发生变化,但饱和度分布规律与水驱基本一致。
The changes of rock wettability lead to the changes of water saturation, but the distribution regularity of saturation is consistent with that of waterflood.
岩石润湿性的变化,使水饱和度值发生变化,但饱和度分布规律与水驱基本一致。
The changes of rock wettability lead to the changes of water saturation, but the distribution regularity of saturation is consistent with that of waterflood.
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