查询词典 stability

This paper study the character and application of the solution of BSDE, the main results include: for the second kind of BSDE, the existence and uniqueness of the solution under non-Lipschitz condition, comparison theorem and stability are established , under weaker condition , the existence of the minimal and maximal solution is proved and the application in stochastic control and utility function is given; for the first kind of BSDE, under weaker condition , the existence of minimal and maximal solution .stability, comparison theorem and application to utilityfunction are proved.

本文研究倒向随机微分方程解的性质及其应用，主要结果有：针对第二类方程，讨论了在非Lipschitz条件下倒向随机微分方程解的存在唯一性，比较定理及稳定性等，在更弱条件下，得到了倒向随机微分方程的最大解和最小解的存在性，在此基础之上，给出了在随机控制及效用函数方面的应用；针对第一类方程，同样在较弱条件下，证明了方程最大、最小解的存在性、稳定性、比较定理及其在效用函数的应用。

As an index of static voltage stability the minimum singular value is widely used in power system stability analysis.

最小奇异值作为静态电压稳定指标已广泛应用于电力系统的稳定分析之中。

This feature of stability highlights a basic contrast between an overlapping consensus and a modus Vivendi, the stability of which does depend on happenstance and a balance of relative forces.

因此，与一种权宜之计不同，重叠共识所带来的稳定性并不信赖于各种相对力量之间的偶然情形和平衡。

The resin composition for a platable substrate of the present invention is excellent in production stability such as moldability, dimensional stability, mechanical strength and plating properties, and is also environmentally friendly.

本发明的镀覆基材用树脂组合物具有良好的成型性等生产稳定性、尺寸精确度、机械强度、镀覆性能，另外也考虑到了环境保护。

It is proved that all monic polynomials of order n with roots lying in some open region on the complex plane forms a simply connected set in the polynomial parameter space. Based on this result, Edge Theorems for D-stability of general polyhedrons of polynomials and Boundary Theorems for D-stability of compact sets of polynomials are obtained.

证明了其根位于复平面中某开域的所有n阶多项式的全体构成多项式参数空间中的一个单连通集，并基于这一结果进一步提出了关于一般多面体多项式族D-稳定性的棱边定理和关于一般多项式紧集D-稳定性的边界定理。

The results showed that three kinds of emulsifiers can lower the surface tension of the soy bean protein solution, improve the emulsifying ability. Lecithin and monoglyceride had little effect on the emulsion stability, but sucrose ester can improve the emulsion stability. In the presence of the three kinds of emulsifier the microencapsulation efficiencies were low.

结果表明3种乳化剂均能降低大豆分离蛋白溶液的表面张力，但是卵磷脂、单甘酯对大豆分离蛋白乳状液的稳定性影响不大，而蔗糖酯可以提高大豆分离蛋白乳状液的稳定性，但是三者的存在均使产品的表面油含量增大，微胶囊效率降低。

The good dispersion comes from the stable film existing in the interface. The important factors influencing the stability of the monomolecular film were CMC〓 and CMC〓. Great values of CMC〓 and CMC〓 can produce better film (with good stability in the interface).

而影响表面活性剂分子在界面上存在稳定性的主要因素是CMC〓和CMC〓，CMC〓和CMC〓的协同作用是影响分散体系中表面活性剂性能发挥的关键，也是评价表面活性剂性能优劣的工具。

Then, the GP〓-stability of the multistep Runge-Kutta method for neutral delay differential system with different delay terms is considered. A sufficient condition of asymptotic stability for the system is attained.

在分析中立项与非中立项具有不同延迟的中立型延迟微分系统多步Runge-Kutta方法的GP〓-稳定性时，给出了系统渐近稳定的一个充分条件。

Summary This paper analyzes the working principle and stability of a transistor mul- tivibrator operating as a frequency divider,with both sides being synchronized by the input signal.It is found that the frequency division stability of this circuit can further be increased when the multivibrator operates in the second class of oscillating condition,and that the optimum operating point is best determined from the actual base voltage changing characteristic.

本文分析了晶体管自激多谐振荡器用作双侧同步分频电路的一般理论和分频稳定性，并考虑基极电压变化规律来确定最佳分频的工作状态和运用点，同时对同步脉冲的引入问题亦作了原理性补充，还提出了振荡于第二类状态下的自激多谐振荡器可获得高稳定性的分频，以及此类双侧同步分频电路的设计方法。

While, the mutual inductance of the induction machine has a little influence on the system stability. The smaller slip of the induction machine can enhance system stability.

感应电机的定子电阻增大有利于系统稳定性，转子电阻减小能够扩大系统速度稳定区域，励磁电感变化对系统稳定性影响很小，转差率越大系统稳定性越差。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。