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If a magnitude 12 earthquake occurs in the United States, what will happen to the United States? If they ask China for help, are you willing to donate? People joke: Don’t be afraid when an earthquake comes, fear is useless. You don’t need to run away from a big earthquake, and yo
If there was a 12-magnitude earthquake in the United States and you licked your face and begged China for help, would you donate money to help?
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01Research background As an innovative technology, rechargeable batteries have greatly changed the development process of modern society. High-efficiency energy storage technology at high temperatures requires advanced battery systems to meet growing application scenarios such as
Tsinghua Zhang Qiang & BIT Li Boquan Angew: Zinc-air batteries move towards 80℃ high temperature applications
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In 1994, Bill Gates spent about $30 million to purchase Leonardo da Vinci's "Code Leicester," a famous manuscript that records Leonardo da Vinci's work on astronomy, mechanics, botany, mathematics, and Sketches and ideas for subjects such as architecture. Why spend so much money
Learn about DeSci - making scientific breakthroughs possible
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##Power Grid# If you are engaged in high-voltage power work, you may be exposed to GIS. These three letters are the English abbreviation of gas insulated fully enclosed combined electrical appliances. It can also be called "SF6 fully enclosed combined electrical appliances". Why
What is SF6 gas? Why does it have good insulation and arc extinguishing properties?
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On July 6, the "My Metaverse Home · Gongti Metaverse GTVerse Press Conference" was held in Beijing. At the press conference, the organizer Zhonghe Group invited industry leaders, leading corporate elites, well-known scholars and experts in the industry, and many high-quality part
Worker's Metaverse debuts at home, Guoan releases digital human GLEO
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Also known as Perry David's Owl, a large owl without ear feathers. Females are always much larger than males, although no weight is available. The crown and upper feathers are very brown, with light or white stripes and spots, which are particularly prominent on the nape and mant
Encyclopedia of Owls in the World (Wood Owl)
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This variant evolved from the BA.2 variant of the Omicron strain and is called a "second-generation variant". It has many "unusual" mutations and may be able to break through the immunity built by existing vaccines and strain infections. barrier, and the infection speed is relati
Lots of mutations and fast spread! Omicron “second generation variant” attracts attention
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A study published by Columbia University researchers in the journal Nature on the 5th showed that the latest Omicron subtypes, such as BA.4 and BA.5, which have caused a surge in new infections around the world, are more likely to evade vaccines than previous variants. and most a
Omicron subtypes more likely to evade vaccines, treatments
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Worlds, full of wonders. In 1970, an old woman named Yu Yuzhen picked up a strange butterfly on the way back to her parents' home. She gave the butterfly to her brother. Incredibly, three years later, the butterfly was sold To 1.27 million! It's really a joy that comes from heave
In 1970, a peasant woman picked up a strange butterfly on the roadside. Three years later, the price soared to 1.27 million.
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Summary: It is an Araceae plant. It grows as tall as a tree and the whole plant is poisonous. However, southerners love to eat Araceae plants. I believe many people have heard of it. This is a well-known poisonous family in the plant world. Pinellia pinellia, tiger palm, monstera
It is a plant of the Araceae family. It grows as tall as a tree. The whole plant is poisonous, but people in the south love to eat it.
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In the hot summer, do you want to "cool off" or even miss the cold winter? Dog sleds are actually mostly used in the Arctic or around the Arctic, because there is snow all year round, making it difficult for vehicles or horses to move. Therefore, sled dogs with snow wolf genes ha
Revealed | Where did dog sledding originate?
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Metals such as copper, silver, aluminum, and iron have strong electrical conductivity and are called conductors. Plastic, glass, rubber, porcelain, etc. are almost non-conductive and are called insulators. There is also a type of substance whose conductivity is between that of a
Let’s learn together with everyone what “semiconductor” is
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Viruses can change the host's odor to attract mosquitoes: we know that mosquitoes (mosquitoes) are the deadliest animals in the world. Mosquitoes transmit diseases and are vectors of viruses and pathogens.
Could the virus make people more attracted to mosquitoes?
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We all know that electricity, as a product of the industrial revolution, is also one of the main energy sources for mankind. It not only replaced the previous steam power, but also greatly improved the production efficiency of factories. As a result, my country's manufacturing in
China's science and technology continues to rise! Shenguang 2 breaks through core technology, and its construction will shock the world
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The Fields Medal is one of the highest international awards in the field of mathematics, equivalent to the Olympic mathematics gold medal. Because the Nobel Prize does not include a mathematics prize, the award is also known as the "Nobel Prize" in mathematics. Every four years,
Why did these four young people win the "Nobel Prize" in mathematics?
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1. Shale is a kind of [ ] rock, which is mainly formed from clay after a long period of deposition and subjected to a certain pressure and temperature. A. Sedimentation B. Metamorphism C. Magma Answer: A.
Summary of four-person competition rock questions
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Nowadays, many residents are becoming more and more aware of the dangers of formaldehyde. There is a peculiar smell after the house decoration is completed, but they don’t know whether it is caused by excessive formaldehyde. Of course, there are also cases where formaldehyde does
There is a peculiar smell after the house is renovated. How to detect excessive indoor formaldehyde?
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Formaldehyde mainly comes from indoor decoration materials, various paints, boards, etc. As the number of people harmed by formaldehyde increases, most residents are becoming more and more concerned about formaldehyde testing. Many people are concerned about how to detect whether
Do you know the indoor formaldehyde detection methods and precautions in Xi'an?
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Formaldehyde: Most people think that formaldehyde can only be found in renovated rooms, or in newly purchased cars. In fact, this is not the case. We often come into contact with formaldehyde in our lives, such as clothes. Don’t you believe it? What’s on your clothes? There will
Do new clothes also contain formaldehyde? How to remove formaldehyde from clothes?
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When we enter a new home after renovating it, we will smell a pungent smell, and this smell is difficult to remove. This is what we call formaldehyde. If it stays for too long, we will feel dizzy and vomiting. When we renovate the house, Paint is used in daily life, and paint als
Do you know the dangers of formaldehyde in paint? Prevention methods are here
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The NATO summit, which has attracted widespread attention from all countries around the world, has ended. The main reason why this summit attracted attention is that NATO has too much influence around the world. The outbreak of the Russo-Ukrainian war was planned by the United St
Why do Japan and South Korea want to disrupt the situation in the Asia-Pacific by joining NATO? China's anti-general army
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As the world's largest country, the United States occupies an important position in the world in terms of political, military, and economic strength. According to the development of the United States, Americans should be proud of the United States. However, American media reports
Not confident anymore? US poll data released: only 38% of Americans feel "extremely proud"
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