INFORMATION
TRENDS
TRENDS
In view of the positive situation of antigen screening, Wang Xinyu said that if the diagnosis is positive, it means that the infectivity is relatively strong, and it is recommended not to go to schools and other social places for the time being, but whether it is necessary to go to hospital depends，...
2023
Recently, many netizens on social media have posted photos of themselves being positive for their second antigen self test. Does this mean that the second peak is coming soon? Li Dong, the chief physician of the Department of Infectious Diseases at Beijing You'an Hospital affiliated with Capital，...
2023
High precision component processing is one of the important fields in the manufacturing industry, aiming to produce high-precision and high-quality components and mechanical components. The accuracy of contour accuracy can reach the level of m, and is commonly used in high-end manufacturing industri，...
2023
For middle-aged and elderly people, their body resistance declines with age, and they are susceptible to many infectious diseases. Vaccination can effectively reduce the risk of related infectious diseases. Professor Zhang Dingmei pointed out that currently, the vaccines available for middle-aged an，...
2023
According to the National Bureau of Disease Control and Prevention, XBB. 1.16 is a recombinant strain of COVID-19, belonging to the XBB family, and is popularly named "Arcturus". It is one of over 600 variants currently circulating globally and one of 137 XBB subfamilies. XBB.1.16 was firs，...
2023
Wearing a mask can prevent harmful substances from entering the respiratory tract, as well as avoid sneezing, coughing, and speaking The sprayed droplets scattered in the air. Therefore, citizens should wear masks when traveling to crowded indoor places such as supermarkets, cinemas, venues, exhibit，...
2023
1. What situations or scenarios should masks be worn?The situations or scenes where masks should be worn mainly fall into the following three categories: First, there is a risk of epidemic transmission, such as when the public is in the period of novel coronavirus infection or has suspected symptoms，...
2023
The five axis CNC machining center is one of the important equipment in modern manufacturing, and its accuracy and efficiency are crucial for the development of the manufacturing industry. However, in practical applications, the accuracy of five axis CNC machining centers is often difficult to meet，...
2023
The reason for choosing metal surface treatment is because it can avoid external corrosion and oxidation. Although there may still be some costs involved in processing, we also need to know that the entire processing can greatly help extend the service life.Many products and materials themselves hav，...
2023
1.Take good personal protection measures. Daily attention should be paid to maintaining good hygiene habits such as hand hygiene and cough etiquette. During the flu season, try to avoid going to crowded places and avoiding contact with people with respiratory symptoms. If contact is necessary, perso，...
2023
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