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冬季最显著的天气特征是气温低,人们常常特别关注寒冷天气对健康的影响。殊不知,冷锋过境、霾天气、冻雨和降雪等“坏天气”对人体的健康和负面影响也很大。冷锋过境,谨防病变“冷锋”是一个气象名诃,其伴是指冷空气与暖空气的交接面,而这个交接面是被冷空气推动的(也就是冷空气势力更强大些)。冷锋过境是一种天气突变,主要表现于气温、气压、降水、风向风速的突然变化。按气候规律,我国大陆各地冷锋过境的次数均很多,时段也很长,从
The most significant winter weather is characterized by low temperatures, and people often pay special attention to the health effects of cold weather. As everyone knows, the cold front transit, haze, freezing rain and snowfall “bad weather ” on the human body’s health and the negative impact is also great. Cold fronts transit, beware of disease “cold front ” is a weather name, whose companion refers to the cold air and warm air interface, and this interface is driven by cold air (that is, more powerful cold air). Cold front transit is a sudden change in weather, mainly in the sudden changes in temperature, air pressure, precipitation, wind speed. According to the laws of the climate, the number of cold frontier crossings in mainland China are many and the period of time is also very long. From