查询词典 Poisson

A new concept and the regression equation of Poisson ratio are put forward for reinforced concrete based on reliable test data and regression analysis in this paper.

泊松系数和弹性模量是工程材料力学模型物理方程中的两个必须由试验确定的材性参数，力学模型的可靠性和精确度取决这两个参数的取值。

This paper developed Feynman-Kac theorem in connection with multidimensional Poisson jump-diffusion stochastic differential equation.

在随机分析学中，Feynman-Kac公式是联系概率论与偏微分方程的桥梁。

Phase unwrapping method based on the solution of discrete poisson equation.

用于相位展开的调制度罗伯特梯度幅值方差质量图。

There exist some disadvantages in several common methods for solving the Poisson equation of PN junction, and so a new ameliorative arithmetic was presented.

摘 要：针对在PN结泊松方程求解过程中几种常用方法存在的不足，提出一种改进算法。

Finally, the rational macro-element method was programmed to solve Poisson equation and verifies the validity of this mefhod.

作有理宏单元法解泊松方程边值问题的算例，验证了本文方法的有效性。

This is known as Poisson's ratio.

这即是泊松比。

Results and Conclusion Four accurate expressions of viscoelastic Poisson's ratio were obtained.

结果与结论获得 4种粘弹性泊松比的精确公式。

An aim is to optimize dynamic mechanics properties, density and Poisson's Ratio of the polymers.

主要优化高分子材料的动态力学性能参数、密度及泊松比，使其在所研究的频率范围内具有最大的吸声系数。

Cell designs of prescribed positive and negative Poisson's ratio are given in the dissertation.

文中给出了正泊松比和负泊松比材料结构的设计算例。

Some of zeolites are showed with a negative Poisson's ratio by some researchers.

其结果是影响了作为催化剂和吸附剂的使用效果，甚至改变了其固有的性能。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。