数值计算

There is piercing wind at the tower bottom and air efflux even exits at leeside at high-speed crosswind weather.

最后，本文还对冷却塔的通风量进行了数值计算，并与无风时的理论计算值进行了比较，误差在5％以内。

Numerical calculation to regular curved surface shows that the results obtained by presented method is very precise.

对规则曲面的数值计算表明，该方法的计算结果具有很高的精度。

A simplified computing method for radiated fields of the curvilinear antenna is presented.

基于简化计算方法，分别得到了圆柱螺旋线和角锥螺旋线的辐射场，并给出了高斯脉冲电流激励时的几个数值计算的实例。

A new numerical computing method suitable for all kinds of cylindrical worm gearing is proposed.

提出一种新的计算圆柱蜗杆副啮合的数值计算方法。

Aiming at bottom roof caving and support impact problems induced with abrupt large scale caving upper roof in face 21303 of Daliuta mine, this paper put forward the motion parameter at roof caving and calculation formula of roof shear breaking force with the help of theorem of momentum, theorem of moment of momentum and D' Alembert principle. Roof caving process was simulated by Ansys Ls-DYNA program, and maxim impact force was got. The theoretical research outcomes in the paper were applied in face 21303 of Daliuta mine, and were accordant with actual observing status of roof caving process.

针对神东煤炭公司大柳塔煤矿活井21303综采工作面，上层采空区顶板突然大规模垮落对下层顶板及支架的突然冲击问题，文章采用动量定理、动量矩定理、达朗伯原理推出了顶板垮落瞬间的运动量及顶板切顶垮落所需要的剪力值计算公式，用ANSYS LS-DYNA程序对顶板垮落过程进行了数值计算，得到了最大冲击力，在大柳塔煤矿活井21303综采工作面对顶板垮落特征进行了实际观测和理论成果验证。

A lateral deformation coefficient was used in analyzing this type of composite ground with dilatant materials, and this method provides a new available way to solve this kind of problem.

将碎石料看作不完全弹性材料，引入横向变形系数，对碎石复合体进行了理论分析和数值计算，本方法为解决计算包含剪胀材料的散体桩复合地基的应力和变形这一焦点问题提供了新的思路。

It is confirmed from both the experimental investigation and numerical analysis that the constitutive correlation of the drift velocity in which the effect of the gravitational force and the acceleration of fluid flow on the drift velocity of the vapor phase is taken into account has reasonable accuracy and it can be used to determine the drift velocity of the vapor phase of two-dimensional and three-dimensional two-phase flow.

本文结合实验测量和数值计算两方面，验证了同时考虑重力和流体本身加速作用对汽相漂移速度的影响是合理的，这种漂移速度结构关系式可以用来计算二维和三维汽相漂移速度。

From experimental and calculated results, X-ray transport attenuation changes in exponential function, and scaling law for radiation transport is obatined.

由实验和计算的结果推断X光在管靶中输运是指数衰减的，由数值计算结合实验结果得到辐射输运的定标公式。

The flow field around a simplified fastback car with rear view mirrors and aerodynamic noise at some receiving point were numerically simulated and analyzed using CFD software FLUENT.

应用计算流体力学软件FLUENT对带后视镜简化直背式轿车外部流场及车外某接收点处的气动噪声进行了数值计算和分析。

Since 1950 s, the research of numerical method for hyperbolic conservation laws is one of key research directions in computational mathematics. The finite difference method, specially TVD and ENO schemes, for hyperbolic conservation laws are very successful.

双曲型守恒律方程数值计算方法的研究，是二十世纪五十年代以来，计算数学中的一个重要研究方向。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。