convergent velocity的用法和样例：
例句
- This method solves the problem of nonlinear iterative oscillation successfully and expedites the convergence velocity.
运用该模型解决了土壤冻融相变过程中非线性迭代的振荡问题，加快了迭代收敛速度。 - The numeral calculation results agree with the given velocity distribution, and the rate of convergence is quick.
数学计算结果与设定振速分布一致，同时收敛速度也很快。
