The continuous high temperature of 23~38 ℃ in recent days has caused extreme heat. Shengyan textile has prepared fresh and refreshing mung bean soup for the plant, which is put into each workshop for workers to drink. At the same time, remind everyone to pay attention to heatstroke prevention, relieve heatstroke, and enjoy the cool summer happily!
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Summer solstice
The summer solstice is the 10th of China's 24 solar terms. The summer solstice is the turning point of the sun's northbound journey. After the summer solstice, the sunlight gradually moves south from the Tropic of cancer. After the summer solstice, the noon sun height gradually decreases day by day. According to Chen Xiling's interpretation of observing the constitution [Summer Solstice]: "the sun goes north, the days are long, and the sun's shadow is short, so it is called the summer solstice. The solstice is extreme."
◆"Set up a pole without shadow"
On the summer solstice, the sun is almost direct at the Tropic of cancer. At noon, there will be a wonder of "no shadow of the pole" in the area near the Tropic of cancer. "At present, there are five places in Chinese Mainland close to the Tropic of cancer, which are located in Shantou, Conghua and Fengkai in Guangdong, Guiping in Guangxi and Mojiang in Yunnan.
High temperature, high humidity and frequent thunderstorms are the temperature characteristics after the summer solstice. The summer solstice is in midsummer. Although the Qi and blood are abundant and the day is the longest, it is not necessarily the hottest day of the year. Therefore, the heat close to the ground at that time is still accumulating and does not reach the maximum. The real hot weather is from July to mid August of the Gregorian calendar.
In ancient times, the summer solstice was also a festival in the folk custom of "four seasons and eight Festivals". Since ancient times, folk customs have the custom of offering sacrifices to gods and ancestors at the summer solstice. In addition, after the little summer solstice, people will widely take qingbuliang soup, herbal tea, plum juice soup and so on to spend the summer.