The 200th press conference on COVID-19 prevention and control was held in Beijing on 3 January. Gao Xiaojun, spokesman for the Beijing Municipal Health Commission, said that since January 1, 2021, Beijing has organized vaccination campaigns against the coronavirus in nine key groups of people in all

According to Kyodo News, the Japanese government announced on the 26th that due to the increase in the number of new coronavirus infections that have mutated in countries around the world, the Japanese government has adopted entry restrictions. From 0:00 local time on the 28th to the end of January

British Health Secretary Matthew Hancock said on the 23rd that the new crown epidemic prevention and control level in more areas of eastern and southeastern England will be raised to the highest level of fourth. In addition, another variant of the new coronavirus has been discovered in the UK.Hancoc

What are you afraid of! There is an emergency in the UK, and China has sounded the alarm... Since the outbreak of the new crown virus, the contagiousness and harmfulness of the virus have been the focus of public attention. Due to the huge scope of the virus, this has made health experts very worrie

According to European media reports, the governments of Germany, France, Ireland, Belgium, the Netherlands, Italy, Austria, Luxembourg and other countries have announced that they will urgently restrict the entry of British travelers in order to prevent the spread of the epidemic.These restrictions

On the 16th local time, the Minister of Health of Brazil stated that the two new crown vaccines produced by China and the United Kingdom may be put into use in Brazil in February next year (2021).According to Reuters, Brazil’s Minister of Health Eduardo Pazuello attended a meeting on the 16th to dis

The detection of cable faults generally goes through three steps: diagnosis, ranging and fixed point.The testing of cable fault is generally divided into two processes: the testing of the distance between the fault points of the cable fault;Failure point testing.There are three methods to measure th

At 9 o'clock this morning, in New York State, the most severely affected state in the United States, an intensive care unit nurse Sandra Lindsay received the first new coronavirus vaccine in the United States. The vaccine requires two doses, about three weeks apart. Sandra works at the Jewish Medica

In his opening speech at the Climate Ambition Summit on Saturday (12th), UN Secretary-General Guterres stated that world leaders should declare a “climate emergency” in their own countries to stimulate action to avoid catastrophic global changes. warm.According to Reuters news on the 12th, on the 5t

Copper nose is used for connecting wires and cables to electrical equipment. The top side is the fixing screw edge, and the end is the copper core of wire and cable after peeling.How to use copper noseCopper nose is also called line nose, copper wiring nose, copper tube nose, wiring terminal, variou