This paper does the experiments of Doppler radar's Four-dimensional Variational Assimilation in MM5 model.
本文的工作就是多普勒雷达资料在MM 5模式中的四维变分同化试验。
MM5 model can well reappeared the large scale and mesoscale circumfluence systems of LiaoDong Peninsula heavy rainstorm.
MM 5模式能够很好地再现辽东半岛大暴雨的大、中尺度环流系统。
The results show that this system has powerful assimilation capacity and is able to improve the accuracy of MM5 model rainfall forecast.
试验表明该系统有较强的同化能力，能够提高MM 5降水预报的准确性。
Furthermore, the conventional observations are done in the MM5 model system, and a four-dimensional variational data assimilation test is made based on observed data.
最后对MM5伴随模式系统进行了梯度检验，并利用实际资料进行四维变分资料同化试验。
The comparisons among the experimental precipitation predictions of the MM5, T213 and HLAFS have shown that further improvements should be made on the HLAFS model.
通过对MM5模式、T213模式和HLAFS模式的降水预报的结果对比分析，可以看出HLAFS模式的降水预报的效果还需改进。
In order to prove that it is a feasible way to manage visualization data, we realize a data management system (DMS) for MM5 weather model output data.
为了验证我们的方案，针对MM 5气象模式的数据输出实现了一个数据管理系统(DMS)。
We use the ice-ocean coupled model, which is driven by simulated atmospheric forcing of MM5, to simulate the seasonal variation of 2003/2004 ice cover in the Bohai Sea.
MM5数值产品作为大气强迫，利用冰-海洋耦合模式模拟2003～2004冬季渤海海冰演变过程。
By using non-hydrostatic model MM5 V3, a snow took place on dec. 7,2001 in Beijing is simulated. The roles of cloud and micro-physical process are analyzed.
应用非静力平衡MM5V3模式对2 0 0 1年1 2月7日一次北京降雪过程进行了数值模拟试验，对云和降水物理过程的作用进行了初步分析。
By using non-hydrostatic model MM5 V3, a snow took place on dec. 7,2001 in Beijing is simulated. The roles of cloud and micro-physical process are analyzed.
应用非静力平衡MM5V3模式对2 0 0 1年1 2月7日一次北京降雪过程进行了数值模拟试验，对云和降水物理过程的作用进行了初步分析。
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