【摘要】 利用近20年大连地区7个测站的降雹观测记录和气象资料,分析了大连地区冰雹的分布规律和气候特征;对大连地区产生降雹的天气背景条件及相关气象要素进行了系统的总结,归纳了大连地区防雹作业的天气预警指标;并根据各项防雹预警指标着重研究了3种主要的大连市防雹作业天气概念模型,为更好地科学组织防雹作业提供基础。更多还原

【Abstract】 Using the hail records and meteorological data from the seven meteorological stations in Dalian region in the recent 20 years the distribution and climatic characteristics of the hail in Dalian are analyzed,the weather conditions and the related meteorological elements of hail are summarized,and the weather warning indicators for hail suppression operations are generalized.Three major conceptual models for hail suppression operation are studied according to the indicators.Consequently,it provided necessary basic conditions to organize hail suppression operations more scientifically.更多还原