Some improving experiments for solving the problems arised in the operational forecasts with the three-level primitive equation model are carried out.
本文针对三层初始方程模式在业务使用中存在的问题，进行了一些改进试验。
2
This paper analyses and provides the mathematical basis of the forming of differential operational notation and operational notation equation.
分析并提出了微分算子方程形成的数学依据。
3
In the solving process of homogeneous equation set, the operational procedure for elementary line transformation is sometimes not simple and convenient as it seems to be.