血压大压和小压是什么意思

简介：Half a month ago, when the Mongolian soldiers appeared outside the Great Wall, the people were in chaos for a day. Later, they saw that the Mongolian soldiers did not dare to attack the city. When Zhangjiakou was as stable as Mount Tai, everyone gradually relaxed. Those who originally hid in the Zhangjiakou Fort The people also returned home in twos and threes. Unexpectedly, they were even more shocked today. It was Jianlu who came!