参数变化

The kernel of the problems stressed are the two: the link path of saddle point to saddle point on the topological structure is instable, so it will break easily with the changing of main control coefficient, and nonlinear bifurcation of the vortex structure along the vortex axis line.

强调了不稳定拓扑结构中的鞍—鞍连接轨线随主控参数变化而"撕裂"、以及旋涡沿轴线的非线性分叉是非对称形成与多涡系演化的途径。

We show that the solutions for the HARA utility are stable in the sense of weak convergence when the parameters vary in a suitable way.

当效用函数为HARA、指数和对数型时，我们分别得到了最优投资的显式解，并且证明了当HARA效用函数中的参数变化时所对应的最优策略在弱收敛意义下的稳定性。

An algorithm based on operation times (T_0) of zero voltage space vector is presented. The d-axis current can be derived from the PI controller, whose inputs are T_0 and one constant T_0~*.

与普通弱磁方法相比，该方法有效地避免了电机参数变化对控制精度的影响，在加快动态响应速度的同时，降低定子电流的幅值。

An algorithm based on operation times (T_0) of zero voltage space vector is presented. The d-axis current can be derived from the PI controll er, whose inputs are T_0 and one constant T_0*.

与普通弱磁方法相比，该方法有效地避免了电机参数变化对控制精度的影响，在加快动态响应速度的同时，降低定子电流的幅值。

The change was signifant in gastric body,not in gastric antral portion.

各参数变化主要表现在胃体部。

These failure settings can be completed on each cylinder and the correspondently parameter curves of the diesel engine can be shown vividly.

上述各种故障的设置在柴油机各个缸都能实现，而且，以适当的图形显示柴油机工作过程参数变化情况。

It is clarified that the mechanism of imbalance filling results from dissymmetrical temperature distribution on the cross-section of runner, which is strongly influenced by the shear heat and the cooling process in the runner.

利用&H&型流道中熔体充填过程的静态和动态可视化实验结果以及熔体温度参数变化结果直观而全面揭示了充填不平衡现象的产生机理。

At first it analyzes the bedding rock slope"s bedded rock and its incontinuity face, and studies the stress, strain, stability"s condition of the bedding rock slope, fully considering the cohesive force of rock layer and incontinuity face.Geologic mechanics models of two types of bedding rock slope are set up, the instability coefficient of bedding rock slope under different mechanical parameters is computed, and the conclusion that the stability of bedding rock slope is relation to rock layerer, cohesive force of incontinuity face, inner friction angle and rock layer obliquity has been gotten.

本文首先对顺层边坡的层状岩体及其中的层理面和不连续面进行了分析，对其应力应变进行了研究，得出了顺层边坡的稳定性不仅与岩体中岩石的强度有关，还与岩体中层理面及不连续面的内聚力、内摩擦角及其倾角有关；论文建立了层理面和节理面的地质力学模型，讨论了其力学参数变化对边坡稳定性的影响，并在此基础上将层理面和节理面归纳为顺层边坡稳定性的结构面影响因素，同时讨论了影响顺层边坡稳定性的其他因素，从而得出顺层边坡稳定性的评价预测指标。

Research into the system with mutative parameters.

参数变化对产业创新动态系统进化稳定状态的影响研究。

The emergence and development of shear bands were simulated numerically by PFC3D under different confining pressures. It was shown that the microscopic parameters of granular materials affected markedly the macroscopic response of the noncohesive frictional material.

通过进一步分析颗粒细观结构参数变化对组成材料的宏观力学的影响及其剪切位移场的形成和发展规律，结果表明颗粒介质之间的摩擦系数、颗粒组成材料的孔隙率对材料的宏观力学行为有比较明显的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。