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As a result of the interpretation of the discrete random walk model,the stability and convergence of the numerical method in a bounded domain are discussed.

接下来提出求解有界区域内的Lévy-Feller对流-扩散微分方程的显式差分格式，并且利用前面随机游走模型中的结论证明了显式格式的稳定性和收敛性。

An self-adaptive multistep integration procedure in conjunction with local iteration and radial return is employed in numerical implementation of the bounding surface model .

详细分析边界面模型，采用自适应多步积分、局部迭代和射线回退相结合的积分方法，给出边界面本构关系的数值实现过程。

Damage function is introduced in elastic and plastic modulus expression of the bounding surface formulation directly; then a bounding surface damage model for structural soft soil is developed; the complication induced by introducing damage parameter into the bounding surface equation is avoided and its numerical implementation is easy for the analysis of earth structures.

在边界面理论的弹塑性模量中直接引入损伤函数，建立结构性软土的边界面损伤模型，避免了在边界面方程中引入损伤变量带来的复杂性，易于在土工数值分析时采用。

Finally, numerical tests of 3D braided composites are conducted, and more accurate results of effective modulus are obtained.

通过对三维编织复合材料的线弹性本构关系的数值模拟，表明该方法可得到较为准确的复合材料等效模量。

Wenxing has complete production technique and owns several production lines including domestic advanced numerical control press,hydraulic plate shears,hydraulic press brake and high frequency welding pipe mill process equipment etc.

文兴生产技术力量雄厚，拥有国内先进的数控冲床、液压剪板机、折弯机、高频焊管机等加工设备，各种生产设备60多台，配套多种精密模具，形成了多条生产线。

The given Branch and Bound method can find out the optimal solution of the problem in small size while the given GA implement can quickly find out the approximate optimal solution of the problem in large size. The given GA implement proves to be very effective by numerical experiments and examples.

对于问题的较小规模情形分支定界法能精确地求得最优解；对于问题的较大规模情形遗传算法能很快地求得近似最优解；算例及大量实验表明用遗传算法来求问题的近似解是成功的。

We used the numerical simulation, considered the variation of potential, electric field and carrier concentration in SITH, researched and expatiated the rule of increasing current in block-state, the mechanism of breakover phenomenon and the on-state voltage drop.

研究中采用了数值模拟的方法，从器件内部的电势、电场以及载流子浓度的变化角度，阐述了阻断态电流增长的规律、转折发生的原因、以及导通态压降和电流的变化特点。

In this thesis, numerical simulation of wave interaction with submerged porous breakwater is conducted.

本文以波浪和可渗潜堤为研究对象，对波浪与可渗潜堤的相互作用进行了数值模拟。

From twoaspects of numerical simulation and experiment, the hydraulic natures ofquarter-circular breakwater have been studied in this paper.

本文从物理模型试验与数值计算两方面对圆弧面防波堤的水力特性进行研究。

The effect of some significant parameters on the stability of the large cylinder breakwater is investigated though numerical computations.

关于沉入式大圆筒结构的工作机理、设计理论和计算方法，仍是有待于深入研究的课题。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。