近似方法

In the process of radiation calculation in the real atmosphere, the exactly integrating over the zenith angle is computationally expensive, and thus the diffusivity factor is used to approximate to the integration over the zenith angle.

在大气辐射传输计算过程，对天顶角的精确积分非常费时，可以通过漫射因子近似方法进行简化处理。

By virtue of method of continuum approximate limit, we obtained the solitons of the vibration of lattice in one-dimensional harmonic and inharmonic chains of polarized molecule, under the conditions considering and inconsidering the interaction of exciton with phonon, through solving moving equations of exciton and phonon.

运用连续极限近似方法，通过求解声子和激子的运动方程，得到了在不考虑激子与声子的相互作用和考虑激子与声子相互作用两种情况下的极性分子简谐链和非简谐链中晶格振动的孤子解，并得出了激子与声子的相互作用的非线性效应类似于晶格三次势的非线性效应，以及相同的非线性效应不论是同时作用还是单独作用都具有相同的非线性效应的结论。

For the calculation of the dissipation, a new approximate method is proposed.

提出了一个新的计算粘性耗散和损伤耗散的近似方法。

In this paper, the aim is to create an approximate solving method of nonlinear equation for the ENSO models.

本文的目的是创建一个求解ENSO模型非线性方程的近似方法。

The stability of this kind of structure is considered with an approximate method .

对于此类结构的稳定问题，规范采用的是将变截面等效成等截面的近似方法来考虑的。

The approximate method of discretization may be used to calculate the persistent spin current in mesoscopic ring.

用离散化的近似方法也可以计算介观环中的持续自旋流。

And it proposes a semiregular mesh geometry coding related to the reconstruction of the mean square error of approximation.

提出了和半规则网格几何编码相关的重建均方误差的近似方法。

This paper presents an approximation method to display realistic pictures of numerical control machining simulation very quickly.

提出了一种快速显示数控加工仿真高质量真实感图形的近似方法。

The random phase approximation method and the Feymann-Hellman theorem are used to calculate the seventh order glueball mass of the 2+1-D SU(2) lattice gauge theory.

采用无规相近似方法，用空心图作为试探波函数，利用Feymann Hellman定理计算七阶 2 + 1维SU(2 )格点规范场的胶球质量，在弱耦合区 1/g2 =1。

In allusion to the plural style of response and its sensitivities ,the base vector is supposed complex style.

作者结合汽轮机框架式基础实例把该近似方法应用于结构的动力优化过程，取得了满意结果。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。