近似法

The article uses the order of magnitude comparison method and method of analogue to analyze the physical attribute of granular sludge and gas-liquid mixing fluid under gravitational field, the triphase flowing space and dynamics conditions in the main reaction zone, especially the granular sludge's space density, fluid state and the mass transfer state of the corresponding fluid.

本文采用数量级比较法和类比法近似分析了重力场下颗粒污泥及气液混合流体的物理属性，利用在主反应区三相的流动空间和动力学条件，尤其是颗粒污泥的空间密度、流态及对应流体的传质状况。

The scattering property and target strength of the anchovy in the Yellow Sea are studied numerically based on sound scattering theory and model approximation techniques.

采用声散射理论和目标强度近似模型评估法对黄海鳀鱼的声散射特征和目标强度进行了数值计算与评估研究。

The effects of mass ratio on dynamic Characteristics were investigated by solving the dynamic equation of the model. The approximate formula of seismic response were deduced based on Energy Conservation Law.

通过求解简化模型的动力方程，分析了质量比对连续梁桥纵桥向的动力特性的影响，并用能量法推导了低阶振型地震反应的近似公式。

An approximate formula for calculating the ultimate load on a foundation was derived by using the generalized limit equilibrium method.

应用广义极限平衡法获得了地基极限荷载的近似计算公式。

The climbing load design method for motor vehicle driving axle half shaft is a computational method recommended by IVECO,which is formed on the basis of driving torque required for a motor vehicle in climbing a 18% gradient of slope and combined with approximate fatigue limit of material.

汽车半轴杆径的坡道载荷设计法，是在IVECO推荐的汽车在18％坡道上所需驱动力矩基础上，融合了材料的近似疲劳极限而成的计算方法。

The relationship between transient response and shape design variables is highly non-linear, and the behavior of feasible domains is often not good, which may cause convergence difficulties. In order to improve convergence speed of iteration process, some algorithms the feasible domains adjusting, the adaptive move limit, the approximate line search and the approximate reanalysis, are adopted.

采用基于Newmark积分的直接求导法计算瞬态响应灵敏度，在序列二次规划算法中采用了可行域调整、近似—维搜索、自适应运动极限等改进技术，提高求解效率和收敛稳定性，以解决结构动态响应与设计变量的关系复杂、高度非线性，优化可行区域的性态不良等问题。

monte carlo method is a approximate way to solve problems by using a series of random sequence.

蒙特卡罗法是用一系列随机数来近似解决问题的一种方法。

The methods of research are numerical analysis and approximate analytic solution.

研究方法有数值法和近似解两种。

Meanwhile, as a numerical approximation method, calculation error of meshless method is inevitable, so the adaptive process is programmed.

同时，作为一种数值近似计算方法，无网格法的计算误差是不可避免的，因此引入自适应方法。

On the basis of the improved averaged atomic model,the distribution of the free electrons is dealt with by the partial-wave method to improve the precision of determination of the energy level,electron populations and atomic inner energy.

在改进的平均原子模型的基础上，在中心场近似下用分波法处理自由电子密度分布函数，提高了电子波函数、电子占据数等原子参数的计算精度。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。