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A perpetual motion machine is an ideal machine that can work without any fuel. It does not require external energy input, or it only needs an initial energy. The perpetual motion machine can continue to do work forever without stopping.
Since there is no perpetual motion machine in the world, where does the power for the earth's rapid rotation come from?
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I saw in the news this morning that a giant rare earth deposit was discovered in Turkey, containing approximately 694 million tons of rare earths, which is enough for human use for 1,000 years. After mining and processing, it can bring billions of dollars in revenue to Turkey. My
A giant rare earth mine was discovered in Türkiye, with reserves 15 times that of our country. Could it be mined without us?
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According to a recent article published in the British magazine "Nature", meteorologists have predicted La Niña for the third consecutive year, that is, a rare "triple" La Niña climate event may occur.
A rare "triple" La Niña climate event may occur. What impact will it have on my country's climate? China Meteorological Administration responded
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Original title: Chinese scholars join a team to use artificial intelligence to discover new targets for the treatment of "ALS" important role. Recently, an international research team involving Chinese scholars used artificial intelligence to discover potential therapeutic target
new progress! Chinese scholars join the team to discover new targets for the treatment of ALS
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Rare earth is the general name for the lanthanide series elements and seventeen metal elements including scandium and yttrium in the periodic table of chemical elements. It was first isolated from the ore by Finnish chemist Gadolin in 1794. It mainly exists in nature in the form
Türkiye has discovered nearly 700 million tons of rare earths, which can be used globally for 1,000 years. Will my country be affected?
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The acidic thickener has no cloud point and is a light yellow to amber viscous liquid. It is easily soluble in water and is a nonionic surfactant. When the anionic surfactant is acidic, the thickening effect is particularly obvious when combined with it. It can be used with Compa
What products are popular science acid thickeners in use? Their characteristics are:
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[Source: Shandong Provincial Department of Natural Resources_Government News] In order to comprehensively popularize knowledge about seafood nutrition, health and food safety, and improve teachers and students’ scientific understanding of the quality of marine life, the Provincia
Provincial Institute of Marine Resources and Environmental Protection launches marine science popularization activities on campus
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I wonder if you have heard of this name - blue-eared pheasant? I had never heard of it at first. When I first heard the name, I thought it was a type of chicken. But after observing the pictures and searching for information, I knew that I was wrong. The blue-eared pheasant is a
Animal World - Understanding Animals (Part 4 of Birds)
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A new cosmological model proves that the universe can expand and contract endlessly, providing a rival to the Big Bang theory and solving a thorny puzzle of modern physics, according to physicists at the University of North Carolina at Chapel Hill learning problems. By Dr. Paul F
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Overseas Network, July 5 (Xinhua) According to New Zealand Radio International's report on the 5th, New Zealand's Ministry of Health said that day that the country had detected the Omicron mutant strain "BA.2.75" for the first time.
New Zealand detects Omicron variant strain BA.2.75 for first time, patient has traveled to India
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[Know the key points in one minute] 1. Based on two clinical registration studies (#NCT02185261 and #NCT02027064), evaluate the long-term efficacy of interferon-alpha preemptive therapy in AML patients receiving allo-HSCT. 2. The 6-year cumulative incidence of overall and severe
Interferon-alpha preemptive therapy prevents post-transplant relapse and improves long-term survival in AML patients: long-term follow-up results from two clinical registration studies
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Recently, the team of Professor Ruan Shuangchen of Shenzhen University of Technology and Professor Ning Cunzheng of the Department of Electronic Engineering of Tsinghua University proposed a new ultra-sensitive detection strategy. This strategy is based on the change in laser col
Deeptech team realizes ultra-sensitive detection method to help detect and diagnose Alzheimer's disease earlier
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If you think that the bullfrog we usually see is the largest frog in the world, then the creature we are about to introduce is likely to overturn your perception, and it is the African bullfrog. The African bullfrog is the second largest frog in the world. The African bullfrog is
The largest frog in the world: weighs 2 kilograms, jumps more than 3 meters, and is cold-blooded than a mouse
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As of July 4, there are currently about 40 cases of BA.2.75 infection confirmed by sequencing in the world. Most of them are in India, but they have been found in Germany, Australia, Canada, New Zealand, the United Kingdom, and Japan. Many of these infections The patient has a hi
New "Indian variant" discovered, five times more contagious than Bio5
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Igneous rock, also known as igneous rock, is a rock formed by magma erupting from the earth's surface or invading the earth's crust, cooling and solidifying. Magmatic rocks are very developed in the Panzhihua area, and their distribution area accounts for about half of the city's
Igneous rock (igneous rock)! Panzhihua geological knowledge
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Mud brick village on boulders! It happens to be located in the Thingvellir Rift Valley between the Eurasian Plate and the American Plate! The Weaver's Nest, one of the largest bird's nests in the world! Stranded sperm whales have no teeth in their upper jaws! The "diapers" used b
49 rare photos that most people born in the 1970s have never seen. Have you seen them?
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Site Latest News
[Know the key points in one minute] 1. Based on two clinical registration studies (#NCT02185261 and #NCT02027064), evaluate the long-term efficacy of interferon-alpha preemptive therapy in AML patients receiving allo-HSCT. 2. The 6-year cumulative incidence of overall and severe
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In the past month, the spot price of mainstream 8Gb DDR4 chips has fallen by 6-10%. Relatively speaking, the decline in March was smaller, reaching mid-single digits. Sales in the first quarter of 2022 totaled $151.7 billion, but increased 23% year-on-year. But although the semic
DRAM spot prices continue to decline. When will the market decline bottom out?
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Regulations on the Management of Commercial Passwords (Order No. 273 of the State Council of the People's Republic of China on October 7, 1999) Chapter 1 General Provisions Article 1 In order to strengthen the management of commercial passwords, protect information security, prot
Commercial Password Management Regulations (1999)
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No matter what brand of water purifier you buy, water purifiers will leak at home. This is not necessarily a quality problem with the product. It is most likely that it is not installed properly. Let’s take a look at some of the reasons that cause the water purifier to leak. One
What are the causes of water purifier leakage? You will understand after reading this
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Kang Chunlan and I met during one of our children’s class autumn outings. In a suburban farmhouse, first-grade children are playing in the fields, while parents are busy in the stove in pre-divided groups, preparing lunch. None of the members of our group had experience cooking e
The dream of a house in a school district of a foot washer mother | Living in the human world
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The State Food and Drug Administration recently released the national standards "Specifications for Drug Traceability Code Identification" and "Specifications for Displaying Drug Traceability Consumer Inquiry Results", which set requirements for the principles, styles, locations
Quick Review|Drug traceability strengthens safety embankment
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