以三阶精度的三步法对时间离散。
Three step method with three order accuracy is used for time discretion.
由该方程不仅可以得到有限元法，还可得到离散算子差分法。
Both finite element method and discrete operator difference method can be pushed forward from which.
关于离散的拉氏函数，可以进一步的用有限元法去离散。
采用双层MDCP法离散组合型方法解决这一二重优化问题。
The double MDCP method was applied to solve the optimal problem.
采用双层MDCP法离散组合型方法解决这一二重优化问题。
The double MDCP method was applied to solve the optimal problem.
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