1) normalized doubling algorithm
规格化双重算法
2) two-grid method
双重网格算法
1.
This paper is concerned with the numerical simulation of the unsteady Navier-Stokes equations by full discrete two-grid method (time variable is discreteized by Eular implicit difference scheme, and space variable is discreteized by mixed finite element method).
本文采用全离散双重网格算法(时间变量采用Eular全隐式格式离散,空间变量采用混合有限元离散),对非定常Nayier-Stokes(N—S)方程进行数值模拟。
2.
The proper orthogonal decomposition and low dimensional simulation of the non-stationary Navier-Stokes based on two-grid method is presented.
利用双重网格算法求解非定常Navier-Stokes(N-S)方程得到的数值解,采用最优正交分解(POD)方法对非定常N-S方程进行数值模拟。
3) double-mesh interpolation method
双重网格插值算法
1.
In consideration of the above fact,a double-mesh interpolation method was.
针对上述情况,提出双重网格插值算法,通过对细网格中压力自由度运用插值技术,可使得独立位移自由度阶数高于独立压力自由度阶数,从而满足Babuska-Brezzi稳定条件,使得位移场和压力场单元插值阶数保持一致,并通过典型算例验证了该方法的正确性。
4) double-length normalization
双长规格化
6) Double regularization
双重规整化
补充资料：规格
①产品质量的标准，如一定的大小、轻重、精密度、性能等：产品合乎～。②泛指规定的要求或条件：接待来宾的～很高。
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