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Destroy probability calculated with model of random variable deviate high clearly, and destroy probability calculated with model of random field decrease greatly. When adopt random field, destroy probability decrease following with decrease of variance reduction coefficient.

由随机变量模型计算求得的破坏概率明显偏大，当采用随机场模型时，计算的破坏概率有很大的下降；当采用随机场模型时，随方差折减系数的减少，破坏概率也相应的减少。

In cases where the enterprise income tax shall be levied, the tax shall be assessed on the taxable income calculated exactly from documents provided by the taxpayer as to costs and expenses, where no such documentation is available, the tax shall be assessed on the taxable income calculated on the basis of an appropriate rate of profit, provisionally determined at 15 per cent of the business proceeds in accordance with the provisions of Article 24 of the Detailed rules and Regulations for the Implementation of the Income Tax Law of the People's Republic of China Concerning Foreign Enterprises.

应征收的企业所得税，除了能够提供准确的成本、费用凭证，正确计算应纳税所得额的以外，应按照《中华人民共和国外国企业所得税法施行细则》第二十四条规定，核定利润率，暂以业务收入额的15％为应纳税的所得额，计算征收所得税。

The paper puts forth that the numerical model of actual forming part is reconstructed by RE and the surface is regarded as actual trimmed surface, then grids and nodes mapping relationship between design model and actual forming part is acquired through compelling deformation simulation, and the design trimming line is dispersed into points according to a certain precision and the projective points and the coordinate values of the intersection points of projective line on the grids formed by discrete points are calculated along trimming direction, the new coordinate values of projective points and intersection points of projective line after deformation are calculated based on the mapping relationship of grids and nodes, the deformed trimming line can be acquired through fitting the points into curve.

本文提出通过逆向工程技术重构出实际冲压件的型面并以此型面为修边后实际冲压件的型面，然后采用强制变形仿真的方法建立设计模型和实际冲压件重构模型的网格和节点映射关系。将设计修边线按一定精度离散成点，然后根据修边方向计算出各点在网格上形成的投影点和投影线交点，根据之前计算出来的网格和节点映射关系就可以计算出投影点和投影线交点在变形后的新坐标，将其拟合成曲线就可以得到变形后修边线的形状。

Axial temperature and pressure drop are calculated by finite difference. Radial temperature field is calculated by finite element.

采用有限差分方法求解了轴向温降及压降，采用有限元方法求解了径向温度场。

In this paper, a model forwheel/rail with arbitrary profiles contacting in an arbitrary point is built to calculate contact area and contact surface stresses. Then bytakingthe calculated surface stresses as applied load, the stresses inside the railhead are calculated through the three dimensional elastic-plastic finite element method.

建立了一个任意形状钢轨和车轮在任意点接触时，接触面形状和接触面力的计算模型，然后把计算出的接触面力作为外载施加到三维弹塑性有限元模型中，进行轨头内部应力的计算，从而构成一个完整的计算方法。

This text proceed with the theory of the vibration, utilize typical elastic hinge law analyze structure dynamics characteristic when the blade is quivered to instability, and then use relevant knowledge of blade vibration to simplify the model and the aerodynamic force of the vibration. Through the simplification, we can get the equation of the blade, which is dispersed to its instability. Then VISUAL BASIC procedure is utilized to work out thecharacteristic value of vibration and the vibration frequency. At last comparing the result which is calculated by the above-mentioned theory formulae with the result which is calculated by internationally agreed procedure ANSYS to verify the accuracy of the formula of reduction.

本文从振动理论入手，利用最为典型的弹性铰链法分析叶片发生颤振失稳时的结构动力学特性，然后对振动模型及振动时所受的气动力进行简化，利用简化方程得到叶片发生发散失稳时的振动方程，利用编制的VISUAL BASIC程序解出振动的特征值并得到振动频率，最后分别通过上述的理论公式和国际通用的有限元程序ANSYS对风力机叶片模型进行发散失稳时的频率计算，验证简化公式的准确性。

The evolution of reflectivity was calculated, and the calculated results agree with the experimental results.

根据这个理论模型计算了时间分辨反射率的演化，计算结果和实验结果相吻合。

The usual way to calculate the residual shock response spectrum of the base shock response is as follows: the time domain shock response of the base is calculated firstly, then the residual shock response spectrum of the base response is calculated.

冲击作用下设备安装基座响应的冲击余谱的一般计算方法是先计算冲击作用下设备安装基座的时域响应，再计算安装基座响应的冲击余谱。

In this paper mainly predictive expressions for porous materials are described.The thermal conductivities of rock wool and calcium silicate insulating materials havebeen calculated by these expressions,however,it has been found that there is somedeviation of calculated values from measured data for these insulating materialscontaining structural water.The effect of the structural water on thermal conductivityhas been studied by means of TG-DTA curves of rock wool and calcium silicateinsulating materials,and...

本文介绍了预测多孔材料导热系数的主要计算方程，通过岩棉保温材料和微孔硅酸钙保温材料导热系数的预测，指出这些方法在预测含有结构水的微孔硅酸钙保温材料导热系数时，与实测值会有较大的偏差，进而利用岩棉和微孔硅酸钙保温材料热重和差热曲线，研究了材料结构水对其导热系数的影响，提出了预测含有结构水的多孔材料导热系数的修正方法，其结果与实测值相当吻合。

The computational formula of dew point temperature was presented according to the physical feature of water vapor such as Michell's saturated water vapour pressure formula. Surface temperature inside wall body was also calculated. Then the comparison between them verified whether wall body has dew. At the same time, the temperatures of every material layer inside wall body were calculated. The partial pressures of saturated water vapour and actual partial pressures of water vapour for every material layer inside wall body were obtained. The two were compared so as to verify whether condensation appears inside wall body.

根据Michell饱和水气压计算公式等水蒸气的物理特性，给出了露点温度计算公式，再计算出墙体内表面温度，将二者进行比较，从而验证墙体是否结露；同时计算出墙体内部各材料层温度，求出墙体内部各材料层的饱和水蒸气分压力及各材料层实际水蒸气分压力，将两者比较，从而验证墙体内部是否出现冷凝。

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