参数变化

K.The influences of longitudinal phonon and transverse phonon on the magnon damping are compared,and the influences of all relevant parameters on magnon damping are also discussed.

比较了纵向声子与横向声子对磁振子衰减的影响，也讨论了各项参数的变化对磁振子衰减的影响。

The influences of longitudinal phonon and transverse phonon on the softening and broadening in the magnon linewidth are compared, and the influences of the parameters are also illustrated.

比较了纵向声子与横向声子对磁振子谱的软化与磁振子谱线增宽的影响，也讨论了各项参数，以及温度的变化对磁振子谱的软化与磁振子谱线增宽的影响。

OBJECTIVE: Based on the movement video and manikin image measurement processing, this paper aims to analyze the technical characteristic of non-throwing arm at the stage of final exertion through three-dimensional finite element parameters.

目的：在运动录像和人体模型图像测量处理的基础上，分析非投掷臂三维有限元力学参数的变化。

Based on the elastic theory of large deflection and by taking into account the variation of the axial force and its effects on bending deformation of the drillstring in vertical section,the vibration of the drillstring induced by fluctuating weight-on-bit is described by a parametrically excited system.A Mathieu equation describing the system is established by Galerkin Method.By extending the solution into a Fourier series,the curves of dynamic bifurcation values and the dynamically unstable regions surrounded by the curves are presented.

基于弹性大变形理论，考虑到轴力沿钻柱轴线的变化及其对钻柱弯曲变形的影响等因素，将受自重作用的铅垂井段钻柱在波动钻压激励下的振动转化为一个参数激励系统，用Galerkin方法首次得到了描述此系统的Mathieu方程，并通过将方程的解展成富里叶级数的方法，得到了该振动系统的动力分岔值曲线及其所包围的动力不稳定区。

The variation of these three electrical resistivity parameters and matric suction with volume water content are studied, respectively.

在测试非饱和土横向与竖向电阻率的基础上，探讨了非饱和土的电阻率与其体积含水率的关系，并进一步研究了土的电阻率结构性参数、和随体积含水率的变化规律。

The variation rule of strength parameters associated with the matric suction were studied.

分析了强度参数随吸力的变化规律和广义土-水特征曲线的合理性。

And then, the change of elastoplastic matrix, parameters of material mechanics performance with temperature were considered, from thermal elastoplastic constitutive relation and applying the theory of thermal elastoplastic increment, the theoretical finite element equation was established.

考虑了弹塑性矩阵、材料的力学性能参数随温度变化的因素，从热弹塑性本构理论出发，应用热弹塑性增量理论建立了热弹塑性有限元方程。

On the basis of the improved structure and under the premise of meeting specification requirement, the light steel door-truss structure is optimally designed by changing, cycle checking and gradually reducing the cross section size of overall structural member with the ANSYS parametric design language. The mechanical properties such as changes in stiffness, strength and stability of the optimized structure are completely analyzed under three load cases.

基于改进结构，在满足相关规范的前提下，利用ANSYS软件的参数化命令流语言（ANSYS parametric design language， APDL），通过改变结构杆件截面尺寸，对整体结构杆件的截面采用循环校核、递减尺寸，并对轻钢门式桁架结构进行优化设计，分析了优化结构在3种荷载工况组合条件下的整体刚度、强度及稳定性等力学性能的变化，给出了改进前后与优化前后结构的力学特性对比。

In this paper, we study the decreasing types of the output of oil field opened by pouring water and the successive approximation method of its solution in mathematics and seepage flowing mechanics.

从数学和渗流力学概念对注水开发油田产量递减类型和判别求解方法进行了研究，提出产量递减类型应为指数递减和双曲线递减两种类型；双曲线递减的递减指数n的变化范围应为0＜n＜∞；递减类型判别和递减参数求解方法可以根据最小二乘法原理，采用数学逐次逼近法直接求解产量随时间递减的关系式。

Purification of water containing microzyme with this novel material was studied,and parameters such as filtration efficiency,the variety of turbidity value of filtrate by means of infiltration and filtration were also determined.

介绍了一种新颖夹心式纳米超净化材料的制备工艺和净化除菌性能，通过对这种新型材料过滤酵母菌浊液的过滤效率以及滤液的浊度变化值等参数的测定，表明这种新型材料过滤效率很高。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。