What is the name of the severe cold solar term?

Great cold is one of the 24 solar terms. Every year around 65438+10.20, when the sun reaches 300, it is a severe cold. Twenty-four solar terms: "In mid-December, I met before (slight cold)." Time-sharing, time-sharing, time-sharing and time-sharing quote three rites and meanings: "Great cold is the middle, shaped by slight cold, so it is called great ... extremely cold, so it is called great cold." At this time, the cold wave frequently goes south, which is the coldest period of the year in most parts of China. The wind is strong, the temperature is low, and the snow on the ground does not melt, showing a cold scene of ice and snow. During this period, railway, post and telecommunications, petroleum, shipping and other departments should pay special attention to take measures to prevent severe weather such as strong winds and blizzards as soon as possible.