The comparison of the calculation results show that orthogonal rule method is fast, simple and reliable, and is applicable to the calculation of the water quality modeling parameters.
本文根据常微分方程参数反问题的数学理论，将正交化方法同有限差分法结合用于确定水质模型参数，并与正则化方法、最速下降法和共轭梯度法作了比较。
The numerical calculation algorithm for the water quality modeling set up in this paper can be applied to shallow river with similar topographically complicated river course in plain region.
应用所建立的方法，可以进行各种复杂地形条件和不同水位情况下平原区浅水河流水质的数值计算。
Combining with the modeling results of thermal discharge from Chizhou and Wujing power plants, the effect of thermal discharge on hydrobiont and water quality researche.
本文结合池州电厂二期扩建工程和吴泾电厂六期扩建工程，系统地研究了温排水对水生生物的热影响和水质影响。
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