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Measuring Particulate Air Pollution in the Atmosphere
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The spring itself is elastic. After being compressed, the spring will have the tendency to return to its initial state, and therefore has elastic potential energy. We can think of it as the energy stored in the overall system of the spring. So the question is Question: If a compr
Put a compressed spring into strong acid. After the spring dissolves, where does the energy of the spring go?
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The metallurgical industry in the Qing Dynasty exceeded the level of the mid-Ming Dynasty. According to statistics from the Geological Survey, the national output of iron smelting by the old method was more than 170,000 tons in 1919, and the output of iron in the late Qing Dynast
Cold Knowledge of the Qing Dynasty - Metallurgical and Machinery Manufacturing Achievements of the Qing Dynasty
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This article is original to the Translational Medicine Network. Please indicate the source when reprinting. Author: Lily Introduction: Fat cells can be divided into "white" and "brown" - white fat cells are responsible for storing fat, and their weight accounts for about 15%-20%
"Nature" rekindles brown fat cells and eliminates excess fat
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It might be tempting to use a cup with a green “Plant-Based” label for a cup of coffee, or see that the plastic utensils in your takeout are “100% compostable.” Some comfort. So could a plastic made from plants rather than petroleum actually melt harmlessly in the environment?
"Science" Have you ever used environmentally friendly plastics made from plants?
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[Source: Shunyi Ecological Environment] Ubiquitous plastic products have facilitated people's lives, but the resulting plastic waste has caused a lot of pollution to the ecological environment...
"Popular Science" "Degradable Plastics" Revealed
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Have you ever thought about the possibility of regenerating those brain cells you sacrificed in college? Medicine is being rewritten and we may be able to repair our brains, and it's something anyone can do.
Can the brain regenerate? 5 ways and habits to reverse brain aging
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In Thailand, because most vaccinated people have no symptoms or very mild symptoms when infected with the new coronavirus Omicron variant, many people have the option of quarantining at home.
Thai experts explain: How long is enough for COVID-19 patients to be quarantined?
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Rats are a very disgusting animal. Many people eat the food they just bought at home before they even open it and taste it. People usually gnash their teeth when talking about this animal. From ancient times to the present, people have used various methods to try to eliminate the
What would happen if all the rats in the world died? Will mankind also suffer catastrophe?
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On July 6, the team of Professor Luan Sheng from the University of California, Berkeley, published a paper in Nature entitled. A receptor-channel trio conducts Ca.
Nature | Luan Sheng's team has made important breakthroughs in the fields of plant sexual reproduction and signal transduction
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Protecting wild animals is everyone’s responsibility. The reporter learned from the Guangdong Coast Guard Bureau on July 7 that recently, law enforcement officers from the Nan'ao Work Station of the Guangdong Shantou Coast Guard Rescued a pangolin, a national first-level wild pro
Meet a "cute" on the road! Coast Guard law enforcement officers warmly rescue pangolins, national first-level protected animals
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Pictured above is Physarum polycephalum, a protist, specifically a slime mold. The term "slime mold" does not refer to a specific single group, but is a broad term referring to several types of eukaryotes that behave similarly. Regardless, they possess intelligence, although it l
Intelligent slime mold
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01. Nostalgia is a spaceship heading to Mars. ——Douyou 02. Since childhood, I have been taking care of the stars of all generations alone. ——Bai Helin's "Loneliness" 03. The stars should laugh, the universe is a remote place anyway. ——Pasternak 04. All my desires and contemplatio
Golden sentence#星星——All my desires and contemplations are the slowly exhaled air currents of this universe.
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Today, an insight into the vision of a once young cosmic artist shows the dust continuum and molecular lines of carbon monoxide and water seen in the pair of SPT0311-58 galaxies. (Image source: ALMA (ESO/NAOJ/NRAO)/S.
Water was discovered in ancient galaxies, which surprised astronomers. What happened?
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Text/Picture Yangcheng Evening News all-media reporter Wen Cong has completed about 700 experimental projects, filling many gaps in my country's scientific research field... Next month, the China Spallation Neutron Source (CSNS) will have been in operation for four years. With th
Filling in many scientific research gaps! The China Spallation Neutron Source will be in operation for four years丨The party flag is flying high at the grassroots level
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In fact, we are not unfamiliar with the term mycotoxins. They generally exist in grains. The detection of mycotoxins can be carried out on-site. When choosing instruments for testing, we must choose brands with good quality.
Introduction to applicable industries of mycotoxin detectors
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How should we choose testing instruments? When choosing together, we should focus on the quality of the product. Speaking of instruments, online residual chlorine analyzers have a wide range of uses. They are not only very accurate in detecting residual chlorine content, but can
Instructions for using online residual chlorine analyzer
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Siyao's Analysis of Emotions-Marriage-Happiness Part 5: The Marriage Emotions of Singer Wang Leehom and Li Jinglei Netizens said that the breakdown of Li Jinglei and Wang Leehom's marriage was caused by long-term family quarrels and cold wars, and they also asked the woman to hav
Do you know the secret of Li Jinlei and Wang Leehom’s marriage?
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On January 3, according to the latest news revealed by Taiwanese media, Li Jinlei published a short essay last night accusing Wang Leehom of bringing someone in to watch the child late at night. Li Jinglei's counterattack this time was as swift as ever. First, she exposed the evi
Li Jinlei and Wang Leehom start a second war. Experts explain the key points behind it. The woman may lose everything.
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Previously, Wang Leehom claimed that Li Jinglei threatened him with his children. If the property distribution was unreasonable, Li Jinglei would choose to destroy his career. Generally speaking, in Wang Leehom's view, he was the victim, and Li Jinglei was the one with mental pro
Li Jinglei responded to Leehom Wang’s company: I have called the police and can provide evidence including privacy if necessary.
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On the evening of the 7th, news came out on Weibo that Li Jinglei lost all the divorce lawsuits between Wang Leehom and Li Jinglei and was found in contempt of court by the judge because she was unable to provide evidence of Wang Leehom's cheating and refused Wang Leehom to visit
It is said that Leehom Wang won the lawsuit! Li Jinglei was found guilty of contempt of court, she quickly revealed the truth
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Wang Leehom's ex-wife Li Jinglei wrote a long article to accuse Wang Leehom. In the article, she recalled everything she had endured from falling in love and getting married to having children, as well as Wang Leehom's constant affairs and cheating from the time he met her to now
Leehom Wang is really cheating in all kinds of ways. Good guy, his ex-wife posted a message late at night to reveal the news.
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A few days ago, Leehom Wang officially announced the news of his divorce from Li Jinglei on social platforms, saying that his private life with his ex-wife was "very simple and pure" and that even if they were separated, they would still be a family. There was no dissatisfaction
Leehom Wang was revealed to have had an affair during marriage, which affected fans who wrote essays on his songs and may be forced to change the title.