求翻译：利用河渠-湖泊水质数值模型，对不同调水线路的“大东湖”水系水量水质变化规律，进行了模拟计算，模拟结果表明，不同调水条件均可不同程度的改善各湖水质，具有较好的实用性和推广意义。是什么意思？

Use of the canals - lake water quality numerical model was simulated by the different water transfer lines, "East Lake" River water quantity and quality variation, the simulation results show that different water transfer conditions can be improved to varying degrees the water quality of each lake,

Atomize - lake water quality use numerical model, the different water line of the "great East Lake" water water water quality laws, changes in the simulation, simulation results show that different water conditions can be different levels of improvement in the lake water quality, it is practical and

Using the rivers and creeks - lake water quality numerical model, to the aperiodic water line “East Lake” the river system water volume water quality change rule, carried on the analog computation, the analogue result had indicated that, the aperiodic water condition might the varying degree improve

Canals-lake water quality numerical model, different water line "big Lake" variation of water quantity and quality, simulation, simulation results show that the different water conditions can be varying degrees of improved water quality in the Lake, has better usability and promotion of significance

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