数值计算

A model of blank cartridge ejection device was established and the ejection and restoration processes described.

本文建立了采用气体驱动弹射—回收的抛放弹弹射机构的数值计算模型，用经典内弹道和气体动力学理论分析了火药弹燃烧、弹射活塞完全推离悬挂物并回缩到初始状态的整个过程。

The development of computer and numerical analysis techniques makes it possible to simulate the complex phenomena in blast furnace.

计算机和数值计算技术的发展使得对高炉过程复杂现象的综合理论解析成为可能。

The stability of irregular borehole resulted from collapse is calculated with the finite element method.

对井壁坍塌后形成的不规则井眼的稳定性用有限元法进行了数值计算。

The numerical result demonstrates the Born Approximation can be effectively used for 3D imaging for borehole-ground electrical method. It also demonstrates that the method can be used as the basis for fast 3D inversion in reservoir monitoring application and in water injection exploration.

数值计算的结果表明Born近似是一种有效的井地电法三维快速反演方法，同时也说明井地电法监测油水前驱和储层边界预测的观测数据可以用该方法进行快速三维反演成像。

A series of calculations were done by conpled element method and boundary element method.

文中应用耦合元与边界元方法进行了大量的数值计算。

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。

In Chapter 4,with the consideringof the reflection and transmission,we solved analytically the two-dimension 〓equation for the diffraction of the atomic de Broglie waves by a resonant standing laser fieldand calculated numerically the density distributions,the momentum distributions,and thereflection coefficient.

对于二能级原子在激光驻波栅上的衍射问题，我们严格求解了原子与共振激光驻波场相互作用的〓方程，数值计算了原子空间密度分布，动量分布，以及原子反射率与透射率。

The numerical simulation shows that the lateral optical force applied by femtosecond laser pulse train can eliminate the Brownian movement of the particles and stably trap them.

数值计算结果表明，飞秒激光脉冲所产生的横向光学力能抵消由于布朗运动引起的微粒中心偏移的影响，实现对微粒的稳定束缚。

Bubble dynamics and numerical calculation method is used in this article.

本文应用的是理论数值计算的方法。

The numerical results were verified by comparison with the results of experiments.

将数值计算结果与试验结果进行比较，吻合较好。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新