characteristic number

The Study on Prediction Characteristic Number of the Diameter Distribution After Thinning

预估间伐后林分直径分布特征数的研究

In order to avoid this situation , we introduce the characteristic number to further determine .

为了避免这种情况，我们引入特征数辅助判定。

The probability distribution and characteristic number of load effects on structures

结构荷载效应的分布概型及其数字特征

The Probability Distribution and Characteristic Number of Load Effects on Redundant Bar Structures

超静定杆系结构荷载效应分布概型及数字特征

Thereby , the probability density function and characteristic number of structural load effects can be obtained .

由此，可确定结构荷载效应分布概型及其数字特征。

Calculate the characteristic number as Discharge , current velocity and scale to debris flow in different frequency ;

对不同频率下泥石流爆发时泥石流的流量、流速和规模等泥石流的关键特征值进行了计算和确定；

Characteristic number of prime ideal in commutative ring

交换环中素理想的特征数

Remarks on Euler characteristic number of dual modules

关于对偶模Euler特征数的注记

The detemination of the characteristic number for flow direction of meshing power of differential gear train

差动轮系啮合功率流向特征值的求解

Characteristic number is a intrinsic nature of the curve , and it is projective invariant .

因为作为射影不变量，特征数反映曲线的内蕴性质。

A Study of Variance a2 for Strand Discrete Characteristic Number on Capacitive Evenness Tester

电容式条干均匀度仪上纱条离散特征数方差σ~2的研究

Support of invade the characteristic number morely ;

支持的较多的入侵特征数；

In the second chapter , firstly we study the definition and property of characteristic number of the skew product Markov chains of characteristic number ;

全文共分三章，第一章给出了随机环境中马氏链的定义及绕积马氏链的概念和构造；

Characteristic Number of BCI-Algebra

BCI-代数的特征数

A Criterion of Dynamic Stability on Ordinary Differential Equations with Periodically Variable Coefficients by Liapunov Characteristic Number GENERALIZATION OF LIAPUNOV 'S STABILITY THEOREM

周期变系数常微分方程动力系统稳定性分析的Liapunov指数判据Liapunov稳定性定理的推广

The general term formula of periodic sign series is given by defining the characteristic number of periodic sign series through 3-adic numeration .

对于周期符号级数，利用3进制记数法定义其特征数，给出其通项公式的一种表示方法。

Mainly , the following problems are offered and discussed ( 1 ) A new concept about the characteristic number of the dyadic periodic sequence and the primitive periodic sequence ;

本文的主要内容有，（1）提出了二元周期序列特征数和本原周期序列的新概念；

Then the distributions of the geometrical properties such as roughness , aperture and asperity height were analyzed according to the histogram and the characteristic number of frequency distribution .

再对岩石节理粗糙面的三维几何特性参数（诸如表面粗糙度、裂隙张开度和粗糙高度等）进行统计分析并计算频数分布的特征数字。

Then we offer an intrinsic theoretical framework to reveal the inner relationships among three theories for Eu-ler characteristic number including Gauss-Bonnet-Chern theorem , Hopf-Poincare theorem and Morse theory .

利用这一结果，本文揭示了描述欧拉示性数三种不同的理论的内在联系，即Gauss-Bonnet-Chern定理，Hopf-Poincare定理和Morse理论三者之间的内蕴关系。

At the same time , the characteristic number buckling analysis and nonlinear buckling analysis is undertaken . Under different angle lean-state , the effect of the different initial drawback of piston for buckling bearing capacity is studied .

同时，对活塞结构进行了特征值屈曲分析和非线性屈曲分析，研究了在不同倾斜度下，不同初始缺陷对活塞结构屈曲承载力的影响。

However , the present monitoring system mainly uses single parameter method to identify the spot welding quality , which identifies the quality according to the one-by-one relation of the characteristic number and the quality parameter in aluminum alloy spot welding .

然而，目前的检测系统主要是使用单参数检测点焊质量，这种检测技术主要是根据点焊过程中检测信息的某一特征量与质量参数之间建立一一对应的关系来间接的检测焊点质量。

The analyzed results show that the characteristic number method of the multi-pole fuzzy pattern recognition theory of earth-rock dam is effective and feasible , and also provide new method and thinking of prototype observed behavior safety evaluation of earth-rock dam .

分析成果表摘要明，本文提出的土石坝实测性态多级模糊模式识别特征值方法是有效可行的，也为土石坝实测性态安全评价提供了新的方法和思路。

Characteristic number of inertia moment of gray level co-occurrence matrix can reflect the feature of complexity of image gray space . Optimum space coefficient of LOG operator can be ac-quired effectively and most noise of images can be removed .

通过纹理分析，利用灰度共生矩阵惯性矩特征值能够反映图像灰度空间复杂度的特性，成功获取了LOG边缘检测算子最佳空间系数，抑制了图像中的大部分噪声。

This paper introduces a fault diagnosis expert system based on neural network for the rod pumped well . According to the graph of pump work . It states simply the selection of characteristic number in the neural network and describes the structure of the network .

介绍了一种基于神经网络的有杆抽油机井井下故障诊断专家系统，从抽油泵的泵功图入手，简述了神经网络特征参数的选取。

Thirdly , considering the design parameters of composite beams as random variables , the probability nature of rigidity reduced factor is analyzed using probability theory and Monte-Carlo method , thus , the probability distribution function and characteristic number of rigidity reduced factor is calculated .

再次根据概率统计理论并结合Monte-Carlo方法，将组合梁设计参数看作随机变量，分析了刚度折减系数的概率特性，近似得出刚度折减系数的概率分布函数和特征值。

Computation of Characteristic Wave Number in Anisotropic Media

各向异性媒质特征波数的计算

Characteristic Bacterial Number of Anaerobic Activated Sludge with Dehydrogenase Activity as Indicator

厌氧污泥体系脱氢酶活性表征细菌数的研究

The graphs of the spatial distribution of characteristic wave number are given for the ease of understanding abstract concepts .

为使抽象的物理概念直观化，给出了特征波数的空间分布图形。

The following principles are obtained : nonempty principle of attribute sets of S-rough sets and characteristic cardinal number principle of S-rough sets .

给出了S粗集的属性非空原理，S粗集的属性基数原理。

It was found that the resistance coefficient curve gained from general characteristic Reynolds number is consistent with that of Newtonian fluid . The theoretical result of resistance coefficient , which is about 400 % of that of clean water , matches with the experiment 's.

以特征雷诺数表征的阻力系数与牛顿流体一致，阻力系数的理论与实验曲线吻合，为清水的400%以上。