A two - dimension unsteady heat transfer model has been used to analyse the influence of superheat and secondary cooling water distribution on the internal quality of billet.
以小方坯二维非稳态传热模型为工具，分析过热度和二冷配水制度对连铸坯内部质量的影响。
A two-dimension water quality model, which coupled with sediment, was adopted to forecast the effect of water diversion in Xuanwu lake.
建立与底泥耦合的二维湖泊水质模型，结合底泥静态释放系数，对玄武湖引调水方案进行预测研究。
Two-dimension groundwater quantity and quality model in the vertical profile is made to carry out the simulation and analysis of nitrate-N pollution of the groundwater in the typical profile.
所建立的地下水垂向剖面的二维水量水质模型，对典型剖面中地下水的硝态氮污染进行了模拟和分析。
According to spatial levels, water quality model may be divided into one dimension model, two dimension model, three dimension model, watershed model and model system.
水质数学模型的研究按照空间层次可以划分为一维、二维、三维模型和水系模型、模型系统。
According to spatial levels, water quality model may be divided into one dimension model, two dimension model, three dimension model, watershed model and model system.
水质数学模型的研究按照空间层次可以划分为一维、二维、三维模型和水系模型、模型系统。
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