本文对湖南山地森林积冰形成的天气条件和物理气象原因进行了分析。
This paper makes an analysis on the weather condition and physical climate effects, which cause the formation of icing in Hunan mountainous forests.
该方法与天气图形势分析预报法相比，直观性比较强，各物理因子的计算比较简单，便于在基层台站日常预报业务中使用。
As compared with the weather map analysis and prognostic method, it is more direct and simple, hence easy to use in basic weather stations for routine operation.
结果表明：螺旋度作为强对流天气分析预报中的一个重要物理量，在沙尘暴的预报中同样具有很好的指示意义。
As an important physical parameter in analyzing and predicting strong convective weather, the helicity also has good indication in the forecasting of sandstorm.
结果表明：螺旋度作为强对流天气分析预报中的一个重要物理量，在沙尘暴的预报中同样具有很好的指示意义。
As an important physical parameter in analyzing and predicting strong convective weather, the helicity also has good indication in the forecasting of sandstorm.
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