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1. Precession vortex flowmeter At present, in the process of metering and management of natural gas, instruments are relatively critical application equipment. By scientifically screening its basic types, measurement accuracy can be effectively improved, the probability of transm
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In a new study published on November 4, 2021, a new computer model of the black hole in the M87 galaxy was created. New computer models show that the first (and only) black hole to be photographed by humans is ejecting huge streams of plasma at nearly the speed of light.
Black holes swallow objects, but part of the matter is spit out by the black hole. What is the principle?
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To put it simply: the speed of light is 300,000 kilometers per second, which is indeed very fast, but light does not require any power to reach the speed of light, and there is no acceleration process. To put it bluntly, light is "born" at the speed of light, and it must be the s
The speed of light reaches 300,000 kilometers per second. It is so fast, what is the power?
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Introduction: What is the "purple grape" plant commonly seen on the roadside? Are its fruits edible? Why? As the saying goes: Knowledge is treasure, ignorance is grass. In the mountains in the countryside, there are all kinds of plants everywhere. Any plant is valuable to someone
What is the "purple grape" plant commonly seen on the roadside? Are its fruits edible? Why?
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If you neglect them, they will rot. Dr. Estelle Lazar, a forensic archaeologist from the University of Sydney, spoke to ABC News about your pearly whites after death.
What happens to your teeth when you die
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Introduction to the results Inspired by agricultural ridge technology, in this article, researchers such as Associate Professor Guo Xingmei and Professor Zhang Junhao from Jiangsu University of Science and Technology, Professor Sheng Lin from Shandong University published a repor
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Our country has a vast territory and has all kinds of terrains. Among them is a kind of landscape, the cause of which scientists have not been able to figure out yet. The story starts with NASA satellites in the United States in 2014. When they passed through the sky over Inner M
American satellites have made a major discovery: There is an "Eye of the Desert" in Inner Mongolia, China! The cause is a mystery
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Click to read the relevant answers. The reasons are nothing more than: high academic pressure, low employment rate, too bald to engage in scientific research in the laboratory, etc., which has led to endless voices in society "dissuading people from studying biology".
Yale Ph.D.: This major has deceived me for fifteen years, and finally I found that I made a profit
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▎Text: Wuwei▎Picture: From the Internet When a zoologist was inspecting animals living on both sides of the Orange River in Africa, he noticed that the antelopes on the east bank and the west bank were very different. The former had a stronger reproductive capacity than the latte
Thanks to our opponents and natural enemies, it is their existence that can make us become outstanding from mediocrity
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Editor: Yang Xiangyu Proofreader: Zhang Lu Micro (nano) plastics refer to plastic particles, films, fragments, pellets and textile fibers with particle sizes ranging from tens of nanometers to several millimeters. They are dispersed in the environmental medium and are often diffi
WR | Ju Feng’s group from West Lake University reveals the impact of microplastic pollution on the bacterial flora and denitrification function of constructed wetlands
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SCI Tech Daily pointed out - CGCG 396-2 is an unusual multi-arm merger galaxy located in the constellation Orion about 520 million light-years from Earth.
Hubble Astronomy Crowdsourcing Project Discovers Unique CGCG 396-2 Multi-Armed Merging Galaxy
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"There are many bungalows in the epicenter, but the ruins are still there, overgrown with weeds, and the pain has not been forgotten." While bad geographical disasters make everyone fearful, they also bring a difficult issue to scientists around the world, that is, how can they a
What is the reason why Zhang Heng's seismometer was removed from the textbook? Is it true that even a piece of meat hanging from a roof beam is better than it?
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Nelson, the administrator of NASA, once again showed off his talk recently. He criticized China's development of space technology in front of the German media and even made the bizarre statement that "China will occupy the moon."
NASA Director: China steals technology, wants to destroy other countries’ satellites, and then occupy the moon
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The research was titled "Excited state non-adiabatic dynamics of large photoswitchable molecules using a chemically transferable machine learning potential" and was published in "Nature Communications" on June 15, 2022.
Six orders of magnitude faster than quantum chemical methods, an adiabatic state artificial neural network method
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A Black Hole Is a Collapsed Star One of the first black hole facts you should know is that these fascinating regions of space form when a massive star begins to run out of energy. Then it begins to collapse under its own gravity.
Facts about black holes
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In 2004, a tenured professor at Princeton University with an American green card packed his bags at his home and signed his name on a house sale contract. "I want to serve my motherland. This time I plan to stay in China and never come back!"
He once had a doctorate in computer science from the United States. At the age of 58, he resigned and sold his real estate and became a Chinese citizen: I want to serve the motherland.
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The three brothers in the family were living together and sharing the property. But the family was poor and had only four walls. They could only dig wild vegetables to eat, and they never had a full meal.
The three brothers split up, and the third brother was given a bunch of rags, but he became the ultimate winner.
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I was doing an internship in my junior year of college and came back once a week. They all said that a breakup was better than a newlywed. I felt that my breakup with Yao Zitong was becoming less and less passionate. The company had just concluded a case that day, and everyone br
Serial: "My Marriage Story with Mr. Zhu" Chapter 22: My father-in-law is suffering from cancer and wants me to sell my house for treatment.
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Recently, the 76th Group Army's "Helan Brigade" jointly organized the "Love in Xixia·Meet in Spring" Queqiao Party in conjunction with the local government, Veterans Affairs Bureau, labor unions, Women's Federation and other units.
Holding hands with local young women, Brother Bing walks into the "spring of love"
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Faced with large-scale imports from the United States, China, which ranks first in the world in output and reserves of antimony resources, must also make a choice: how to use antimony, one of China's "four kings" strategic resources, is the optimal solution. The sale of antimony
Antimony resources are scarcer than rare earths! China has the largest production and reserves in the world, and the United States also imports a lot of it.
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For fortune, refer to the Sun & Rising Sign. Aries must learn to be alone with themselves. Friendship is sometimes not so reliable. Lucky Color: Cyan Lucky Number: 4 Noble Constellation: Gemini Lucky Orientation: Direct East Taurus It’s a day where the fortune is bad, and the for
July 5 horoscope forecast: Aries learns to be alone, Gemini dark horse counterattacks
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Leo Leo people will persist in doing things to the end, work seriously and responsibly, be energetic, often think deeply, have strong ability to deal with things, are very slow-tempered, and are cautious in getting along with others.
After 7 days, the three zodiac signs who are broad-minded and sociable will be serious and responsible in their work.
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