1) Extremely low temperature and snow-ice weather
极端低温冰雪天气
2) seldom low temperature snow and ice weather
罕见低温冰雪天气
1.
The climatic characteristics and its causes of the seldom low temperature snow and ice weather in the south area of China in January 2008
2008年1月中国南方地区罕见低温冰雪天气的气候特征及其成因
5) snow and freezing-rain
冰雪天气
1.
The severe snow and freezing-rain in January 2008 affected the Southern China.
这次大范围冰雪天气过程的成因是由于欧亚大陆出现异常的大气环流。
6) annually extremely lowest climate temperature
年极端最低气温
1.
The probability distribution model of annually extremely lowest climate temperature of Yong an City was set up by applying the first model extreme distribution in the extreme theory and using the basic data of meteorological observation of Yong an City from 1971 to 2005.
针对桉树易受冻害特点,提出运用极值理论中的第Ⅰ型分布作为桉树引种决策模型,并通过应用永安市1971~2005年共35 a的气象观测资料,建立了永安市年极端最低气温的概率分布模型,研究结果表明,永安市年极端最低气温是服从Fisher-Tippett第I型极值分布,根据该极值分布可计算T a(T=5,6,7,8,9,10)内可能出现的极端最低气温,从而为该地区桉树引种、区划以及防止冻害等方面提供参考。
补充资料：罕见
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