数值稳定性

Optimize the panel mining system of Xishimen Iron Mine at the aim of the stability of slusher drifts on footwall, and seek for the optimum mining sequence between panels.

以开采线前方底板电耙巷道的稳定性为目标，对盘区开采顺序进行了试验优化研究，获得了该目标下的最优盘区开采顺序；然后考虑西石门铁矿南区盘区开采的实际情况，对现有盘区开采规划进行了数值模拟分析，并对今后开采过程中的地压形势提出了预测。

The emulsification properties and solubleness of glycerol monostearate and glycerol mono-octanoate have been researched. The approximate HLB values of glycerol monostearate and glycerol mono-octanoate have been determined. And the thermal stability of glycerol monostearate, glycerol mono-octanoate and their intermediates have been researched through thermogravimetry.

本文对单硬脂酸甘油酯和单辛酸甘油酯的溶解性能和乳化性能进行了研究，测定了其HLB数的大约数值，并通过热重法考察了单硬脂酸甘油酯和单辛酸甘油酯以及其中间产物的热稳定性。

In this paper, we contribute an evolutionary heterogeneous beliefs model byusing t distribution to replace traditional standard normal to describe fundamen-tal price process and adding risk-adjusted market fraction function in classicaltwo types traders scheme. And then we utilizedifference equation stability and bifurcation theory and numerical simulation tostudy the system. It is found that the system has some styled facts (high kurto-sis、fat tali and long memory) of the actual financial market, and this indicatesthat the simulation model can reflect well the true financial market.

本文通过引入t分布代替原有的正态分布描述基础价格过程，引入经风险调整的投资者市场分数维函数取代原有的无风险调整的市场分数维函数，在经典的两类投资者(自主投资者和图表分析者)模拟模型框架下，建立了新的异质预期资产定价模型，利用差分方程稳定性和分支理论及数值模拟的方法对该系统进行理论分析和实证研究，发现模型具有真实金融市场的程式化事实(尖峰厚尾性，长记忆性等)，模拟效果较好。

Spot testing or experiment is money-consuming on one hand, and the obtained data usually deviate from practical situation or unapplicable on the other hand.

为了准确评价岩溶隧道的稳定性，本文采用东北大学岩石破裂与失稳研究中心开发的RFPA强度折减版分类对围岩的破坏情况进行二维弹性有限元数值分析。

Moreover, the stability and bifurcation of periodic motions are studied by means of computing the eigenvalues of its Jacobi matrix.

数值模拟表明了超谐周期运动的存在性判据的正确性，并通过计算Jacobi矩阵特征值可判断周期运动的稳定性及分岔。

This article dissects the structure process of these two kinds of values commonly value method to solve the analyses their good and bad points, to their astringency, the compatibility, and the stability has made the proof.

本文详细研究了这两类数值计算方法的构造过程，分析了它们的优缺点，对它们的收敛性，相容性，及稳定性作了证明。

Keywords: fissured clay;stability of slope;progressive failure;strain localization;FEM numerical simulation

中文关键词：裂隙性粘土；边坡稳定性，渐进破坏；应变局部化；有限元数值模拟

The subject function values used nine indexes in tomato of high temperature stress including the rate of fruit setting, the relative output, the index of rolling leaves, the stabilization of membrane, the relative geminating of pollens, the contents of dissociating proline and the content of soluble sugar.

通过对高温下番茄的坐果率、相对产量、卷叶指数、相对生长量、膜稳定性、相对花粉萌发率、热害指数，以及游离脯氨酸和可溶性糖含量等9项指标的测定，采用隶属函数数值法，综合比较鉴定了耐高温能力不同的6个番茄品系。

Parabolized stability equations were used to study the evolution of disturbances in compressible boundary layers.

用抛物化稳定性方程，研究了可压缩边界层中扰动的演化，并与由直接数值模拟所得进行比较。

Based on the theory of two-phase fluids dynamics, the general governing equation is established, which is applied to the fields of seepage, consolidation and deposit. For the first time, the mechanics properties of the soil affected by seepage are studied by the means of experiment. The problems of the modified indexes of mechanics and constitutive relation are solved due to the formulations obtained of mechanics parameter under seepage condition. Applied fuzzy theory and modern project design method, the fuzzy probability model for stability analysis is stetted up; Considered variation of mechanics parameter and curtain effect, the deformation patterns of deep execution are systematically analyzed.

基于两相流理论，推导了适用于渗流、固结和沉积的统一形式的控制方程；试验研究了渗流作用下土的力学性质的变化规律，经综合分析得到力学指标的定量表达式，为工程设计和数值计算中力学参数的确定提供了参考；基于模糊理论和现代工程设计方法，建立了基坑失稳的模糊概率模型，为基坑稳定性预测提供了新的方法；对基坑变形规律作了系统分析，考虑了土性变化和帷幕防渗效果对支护结构变形的影响，得到了较满意的结果。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。