2) characteristic method
特征方法
1.
All the fourth order symmetries of Burgers′ Equation are obtained by using the characteristic method for computing the Lie Backlund symmetry of partial differential equation (PDE).
本文利用偏微分方程 Lie-B acklund对称 (高阶对称 )的特征方法给出了Burgers方程允许的全部四阶对
3) characteristics method
特征方法
4) characteristic cross-section method
特征面方法
5) method of characteristics
特征线方法
1.
The method of characteristics was introduced to calculate the flow field after the primary nozzle exit,whilst Korst s recompression criterion was adopted to determine the corresponding cell pressure,and one-dimensional control volume method was employed to analyze the downstream flow field.
该方法采用特征线方法分析一次流喷嘴出口流场,结合Korst再压缩判据确定引射器盲腔压力,采用一维控制体方法计算第二喉道引射器的下游流场。
2.
The one dimensional, transient, two phase heat transfer in steam generator (SG)is investigated by employing the mathematical theorems on well posedness, the method of characteristics.
使用了适定性的数学理论———特征线方法 ,对蒸汽发生器中的一维瞬态两相流传热进行了分析研究 ,目的是为了了解其数学物理本质。
3.
Combining the method of characteristics with the finite volume element method,using piecewise Lagrange quadratic trial function and piecewise constant test function,the paper gives a finite volume element method along characteristics for the transient behavior of a semiconductor device of heat conduction.
将特征线方法与有限体积元方法相结合,采用Lagrange型分片二次多项式空间和分片常数函数空间分别作为试探函数和检验函数空间构造了二维热传导型半导体瞬态问题的全离散二次元特征有限体积元格式,并进行误差分析,得到了次优阶L2模误差估计结果。
6) eigen value method
特征值方法
1.
The eigen value method of matrix analysis technique is applied to the cars with all the suspension elements being linear change and with cone treads.
应用线性矩阵分析技术的特征值方法适用于悬挂元件均为线性变化并带有锥形踏面的车辆。
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