分布矩

In this work, the ferromagnetic resonance line width of a ferrite with two kinds of cations randomly distributed on a sublattice is calculated by taking into account the spatial fluctuation of both the spins and the exchange integrals.

本文同时考虑自旋矩和交换积分的室间涨落，计算了在一个次点阵上有二类阳离子无规分布的铁氧体的铁磁共振线宽。

The influence of tailboard on the exit flow fields of compressor cascades with normal straight, positive and negative curved blades were investigated at zero incidence.

进行了带尾板的常规直叶片、正弯曲叶片、反弯曲叶片组成的三种矩型压气机叶栅在低速风洞上的实验研究，测量了叶栅出口流场，分析了零冲角下尾板对叶栅出口能量损失分布情况和二次流速度矢量的影响。

The experiment was investigated on the exit flow fields of compressor cascades with normal straight, positive leaned, positive curved, negative curved, and S type curved blades with tailboard at zero incidence.

进行了带尾板的由常规直叶片、正倾斜叶片、正弯曲叶片、反弯曲叶片、S形叶片组成的 5种矩型压气机叶栅在低速风洞上的实验研究，测量了叶栅出口流场，分析了零冲角下不同叶片弯曲形式对叶栅出口总压损失分布情况和主流速度的影响。

A method of the stress influencing matrix is proposed for calculating bending stress courses on teeth root of the helical gears.

提出了计算齿轮弯曲应力分布过程的应力影响矩阵法。

Estimations of effective parameter in heterogeneous media: Firstly, we clarify the concept of the effective parameter and address the problems of parameter estimation by traditional pumping test. Secondly, we present two estimation approaches (i.e., distance-drawdown and spatial moment analyses) for Seff and Teff, which are consistent with Theis' homogeneous aquifer assumption.

本文探讨的内容主要分两大部分：(1)空间异质性孔隙介质有效参数的推估方法：主要探讨内容包括重新思考有效参数的定义及其观念，探讨传统抽水试验推估异质性含水层有效参数的一些问题，其次提出估计异质性地下水系统有效参数两个合理方法：泄降-距离曲线分析和泄降分布的空间矩分析，并以数值实例解释其合理性，文中藉由分析数值模拟的结果探讨说明该问题。

It introduced the distribution of the oil temperature test point, as well as each part function of the oil temperature control system.

介绍了试验中变矩器油温测试点的分布，以及油温控制系统的各个元件的功能。

Firstly, a scalar and vector potential analysis models of tooth-layer magnetic field in a two-degree-of-freedom motor is developed, which is the same as standard hybrid step motor. By applying the finite element method, the distribution of the tooth-layer magnetic field is studied in detail. It provides an effective means for further calculation of performance and parameters of the motor.

首先，对两自由度电机产生转矩的关键部分——齿层区域的磁场进行了细致深入的分析，提出了齿层磁场的标量位和向量位分析模型，并通过有限元的数值计算，对各种情况下齿层磁场的分布规律从微观上进行了形象的分析和研究，为完整电机的进一步计算提供了有力的工具。

In this paper,convolution method is used to calculate the sum of sev- eral Stochastic tolerances with uniform distribution .

采用卷积算法对均匀分布的随机变量进行求和，与Monte-Carlo法和矩法相比，该方法具有较快的速度和较高的精度。

It is shown that, under the condition of Hertzian pressure distribution, the calculating amount and the storage space used in the present method are much less than the deformation-matrix method.

对Hertz压力分布接触区弹性变形的计算表明，弹性变形方程数字信号解法的精度与变形矩阵法相当，而计算量及存储空间的开销则大大低于变形矩阵法。

The enthalpic term is dominant in the determination of tautomeric equilibria.

讨论了水溶剂化作用对异构体的能量、电荷分布和偶极矩的影响。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了