比较函数

When scattering angle is in the range from 0.025π to 0.997 π radian, the scattering phase function varies obviously.

同时比较了偏振状态下多粒子和单粒子散射相位函数随散射角和极化角的分布。

First, it is compared with the usual formal theory of scattering, for example, that developed by Moeller.

第一，我们将它与寻常的散射形式理论作一比较，证明了二个理论的波函数除去一个常数倍外，完全相同。

Then, with some examples, we compared and explained the efficiency and reliability of each method. It turned out that LAMBDA, which is based on sequential conditional estimation and the LDL-decomposition of the object function, has obvious superiority.

然后，结合实例对不同方法的效率和可靠性进行了比较并分析其原因，理论和实际算例都表明，基于序贯条件平差和目标函数的分解进行搜索的 LAMBDA 方法在效率和可靠性上都有明显的优势。

On that basis, the sequential response surface modeling method and its sequential sampling strategies were studied.

对多种响应面拟合方法进行了详尽分析，并通过测试函数比较了各种响应面拟合方法的拟合精度和拟合效率，得到不同响应面拟合方法的适用性。

Relatively easy to grasp control of the view class, sample only the sine function to do the graphics, on this basis can be rewritten into other waveforms, is willing to enhance our work together and seek common progress.

详细说明：比较容易掌握的视图控件类，样例中仅仅做了正弦函数的图像，在此基础上可以改写成其它波形，愿我们一起提高，共同进步。

Reliability of the nonlinear and complex performance function of slope stability can be got without doing derivative.

对于功能函数的非线性和复杂性，避免了有时比较繁琐的求导工作，通过编制通用程序直接计算出可靠度指标，试验点坐标和失效概率。

The application of high order spectral analysis is related to computations of high order moment functions and multi-dimensional Fourier transforms. The errors appear in these computations and limitation of measured data may cause the failure of such comparison.

高阶谱分析方法的应用中要涉及到高阶谱矩、高阶相关函数及高维傅立叶变换的计算，这些计算所带来的近似及试验记录的局限性很可能是导致两种方法比较时不成功的原因。

After the brief retrospect of spectral methods applied to get the numerical solutions of partial differential equations, the Walsh spectral methods are extensively studied. A new method of designing the "derivate operator" and a new Walsh spectral method based on quasi-Walsh order are proposed, which primarily prove the special uses of it.

回顾了数值求解偏微分方程的谱方法，比较深入地考察了数值求解偏微分方程的Walsh谱方法，提出了一种新的设计"求导算子"的方法，基于这样设计出来的"求导算子"，提出了一种新的基于类Walsh序的Walsh函数的Walsh谱方法，初步验证了这种序的特殊价值。

Applying the boundary condition in the interface between the uniaxial anisotropic medium and free space, the surface of the conducting sphere, the expansion coefficients of electromagnetic fields in terms of spherical vector wave function in uniaxial anisotropic medium are obtained, and then the expansion coefficients of scattering fields and radar cross sections can be obtained.

通过矩阵方程的求解和球B(来源：e3ABC论文网www.abclunwen.com)essel函数的大宗量渐进表达式，我们给出了各向异性单轴介质球结构对平面波电磁散射的数值计算结果，并和其他的数值计算结果进行了比较，其结果正如我们所预料的一样，达到了预期的结果。

Expanding the modification model in vector spherical harmonics, we obtained the absorption and scattering coefficients of the beam wave case.

将所得的修正解按矢量球面波函数展开，就球形粒子对束状波的消光系数进行推演和计算，并与平面波Mei理论和国外的实验结果进行比较，验证了修正解的正确性。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。