计算

Volume integral equation method has been used to calculate forward and inverse problems of 3D electromagnetic fields in homogeneous half-space.

0引言在电磁法勘探中，利用体积分方程计算三维地电磁场，由于数据点只分布在电阻率异常区域[1~3]而不是整个三维空间，因而与有限元法和有限差分法相比其计算量相对较小，是进行地电参数正反演计算的有效方法。

The preprocessing and standardization of logging data;②lithologic interpretation and calculation of the parameters of petro-physical property;③the recognition of fracture and vug and calculation of whose parameters;④the research on the judge of the gas pay based on the logging data;⑤the determination of the abnormal pore pressure;⑥optimized programming to finish processing and interpreting the data of thirty wells in the northeast of Sichuan based on the Forward log interpretation platform.

本文以气层识别和异常压力计算为研究主线，综合利用川东北地区录井、钻井、取心和测试等资料，采用多种新方法新技术，重点开展了六个方面的研究工作：①测井资料的预处理及标准化研究；②岩性解释及物性参数计算；③缝洞识别及其参数计算；④基于录井、测井资料的气层判释研究；⑤异常地层孔隙压力确定；⑥基于Forward测井解释平台，优化编程，完成川东北地区30多口井测井数据处理与解释工作。

The results of computation show that this method is very effective for reducing and controlling the transverse oscillation of wave motion and for the calculation of wave particle velocity of wave motion on free surface, w...

计算表明：这种0—1混合型边界元的剖分方式，在控制和减缓波浪"横向振动"幅度及水面单元水质点波动速度的计算方面，显示出了其独到的优越和灵活之处，为时域内的波浪非线性变形计算提供了时步上的数值保证

Parallel computing detailed description of the methods and simple introduction to the method of parallel computing to achieve and applications, research on Parallel Computation comrades Watchable book.

详细说明：并行计算方法的详细介绍，深入浅出的介绍了并行计算方法的实现和应用，是研究并行计算方法的同志们必看的书。

Parallel computing detailed descr iption of the methods and simple introduction to the method of parallel computing to achieve and applications, research on Parallel Computation comrades Watchable book.

并行计算方法的详细介绍，深入浅出的介绍了并行计算方法的实现和应用，是研究并行计算方法的同志们必看的书。

At the beginning of designing water system, considering that the high-building may make the equipments and pipes high-pressure, it is necessary to divide the water system into plane and vertical parts. According to some references, this design in the vertical part needn't be divided.

冷冻水水系统的水力计算是通过鸿业软件计算的，但由于鸿业软件本身的缺陷，为确保精度要求，在对风系统的最不利环路进行阻力损失计算时则采用了手算的方法，虽然过程比较复杂，尤其是在确定各管段的局部阻力系数时。

This paper discusses about characteristics of wind load, and the theory of random applying on structure strength calculation of wind machine.

本文着重讨论了风作为随机载荷的基本特性及随机振动理论在风力机结构计算上的应用，提出了风力机结构的风振计算方法，并以ZFD13—20kW风力发电机为例进行了计算。

In this paper,through the analysis of the engineering quality accident of the top circle beam in a certain big wineshop,a mechanical model of the reinforced concrete circle beam is proposed.

通过对某大酒店顶层环梁质量事故的分析，提出了钢筋混凝土环梁计算的力学模型，经过计算和分析，找出了环梁支座处出现裂缝的原因，并给出正确的计算结果，使事故得以及时处理。

The calculation of bending force,is an important designing work in sheet metal.

文摘：弯曲力的计算在板料冲压中是一个重要的设计工作，影响着设备吨位、模具材料及其使用寿命，介绍了一种计算弯曲凸模所受侧推力的计算方法。

Applied example makes clear, PSO can be solved well have nonlinear the computational precision of the least square method of optimizes problem;PSO computational precision excel that optimize target function or has multi-parameter, define with other and contented standard most the methodological computation precision of zonule condition comparatives, can achieve the result with taller precision and come true simply easily.

应用实例表明，PSO能够很好地解决具有非线性优化目标函数或具有多参数的优化新问题；PSO的计算精度优于最小二乘法的计算精度，和其他满足标准定义的最小区域条件的方法计算精度相当，能够获得精度较高的结果且简单易于实现。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了