To overcome the reduced convergence speed of iteration method, multigrid method is introduced and algebraic multigrid is adopted to solve discretized equations because of its higher effectiveness.

针对非结构化网格上迭代收敛速度会逐渐减慢的特点，引入了多重网格求解技术，采用了其中效率较高的代数多重网格方法对离散方程进行求解。

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To overcome the reduced convergence speed of iteration method, multigrid method is introduced and algebraic multigrid is adopted to solve discretized equations because of its higher effectiveness.

针对非结构化网格上迭代收敛速度会逐渐减慢的特点，引入了多重网格求解技术，采用了其中效率较高的代数多重网格方法对离散方程进行求解。

youdao