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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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We ordinary people's understanding of time is that it keeps moving forward without an end. The famous Jewish physicist Einstein and our country's Shi Yigong have similar views on the concept of time. They believe that time is just human perception and an illusion. Because humans
Both Einstein and Shi Yigong believed that time does not exist. Scientists conducted experiments on women for 130 days.
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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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The new pentaquark, illustrated here as a pair of standard hadrons loosely bound in a molecule-like structure, consists of a charm quark and a charm antiquark as well as an up, a down and a strange quark. Image credit: CERN International Large Hadron Collider (LHCb) Three never-b
Science Discovery: Three new exotic particles discovered with the Large Hadron Collider
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Since Bill Nelson became the new administrator of NASA in March last year, he has repeatedly exaggerated the "Chinese space threat theory" in public. No, according to a report by Germany's "Bild", a few days ago in a In a public interview, Nielsen once again expressed his views o
The director of NASA promoted the "space threat theory" and said that China will occupy the moon. China's aerospace industry responded domineeringly
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At 20:50 on June 5, 2022, the Shenzhou 14 astronaut crew successfully entered the Tianhe core module. It has been a month now. Within a month, the astronauts carried out work such as establishing a manned environment, maintaining and caring for the space station platform, and con
"Shenzhou XIV" astronaut crew on-orbit progress bar: ■□□□□□
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On May 16, 2022, skywatchers weren't the only ones observing the moon during the longest total lunar eclipse in three decades. Two satellites that maintain close and continuous surveillance on Earth also turned to search. In doing so, they observed dramatic and uneven temperature
"Space Observation" Use Landsat to observe the moon? It's not an accidental stroke of genius
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The topic "Zhong Xue Gao does not melt when left at room temperature of 31 degrees Celsius for one hour" has been a hot search topic recently. Netizens doubted that it contains too many additives and dare not eat it. On July 4, a Beijing News reporter purchased 4 ice cream and ic
Video丨Squirrel Food Appraisal: Is the ice cream not melting after being left for 1 hour? We did an experiment at room temperature
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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
Spreads faster! Omicron "second generation variant" appears
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Looking at the black bear rushing out in front of him, the old man's heart skipped a beat. Why was the black bear charging towards him? I saw a swarm of bees following behind the black bear. Upon seeing this, the old man immediately jumped into the pool next to him, and the black
An old man in Jilin rescued an injured Siberian tiger. When he went up the mountain the next day, he was attacked by a black bear. The tiger risked his life to save him.
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-196°C, which is a temperature that makes people feel very strange, and this number is the liquid nitrogen temperature at which umbilical cord blood hematopoietic stem cells are safely stored. So, why should umbilical cord blood be stored at this temperature? Can the quality and
Can the quality and quantity of umbilical cord blood stored in liquid nitrogen at -196°C be maintained?
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"Golden Heart Double Color" Bougainvillea Petunia "Guangzhou No. 1". The flowers are huge, with a diameter of up to 10 centimeters, one-third larger than ordinary petunias. It is especially suitable for the hot and humid weather in Guangzhou, and is suitable for various planting
How many of these new varieties do you know?
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Walls can be seen everywhere in our human society. They are not only barriers to protect us, but they can also be seen as cages to imprison us. In addition to these walls that we can see in life, astronomers have also discovered "walls" in the universe, as if someone deliberately
The "cosmic wall" was discovered, and researchers were panicked: Are we really the experimental subjects?
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Many people think that their current location is "family room", "toilet", "neighborhood convenience store", "park bench", etc., but this is only understandable information in ordinary people's lives. In fact, humans are on the earth, and the earth rotates on its axis and revolves
Where are you in the vast universe?
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The device is mainly used to construct the three-dimensional stress environment of rock samples under formation conditions. It uses real fracturing materials and fracturing processes to conduct fracturing simulation experiments. Its technology is leading and can simulate in-situ
[Industrial Development] A 10,000-ton ultra-large hydraulic fracturing simulation experimental device was “born” in our city
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Manufacturing simulation of an unconventionally reinforced aircraft fuselage during automated fiber placement (Source: IFW) The results of biomimetic observations, topology optimization or feasibility in manufacturing do not always end up with the same geometry - in fact, Very fe
OptiFee-Optimization of aircraft fuselage enhancement layout
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Site Latest News
△Chart 1: Chart as of December 2020. The reason why Taiwan Semiconductor has become a globally important industrial cluster is mainly due to the fact that it has reached the top level in the world in three major fields: the foundry market accounts for a total of more than 60%, ra
One chart to understand the gap between the electronics and semiconductor industries in Mainland China and Taiwan
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Introduction: Currently, an iPhoneX uses more than 1,000 MLCCs, and an ordinary smartphone uses 600-700 MLCCs.
CCTV has taken action! Passive components are out of stock and prices are rising. This small part has caused small and medium-sized electronic companies to suspend production.
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Pingwang County in the south of the Yangtze River is a typical water town in the south of the Yangtze River, with crisscrossed rivers and dotted with lakes. Here there is a man named Jiang Liu, nicknamed "Hunjianglong". He is a famous water bandit in this area of Pingwang Count
Folk story: He heard that the other party was an upright official and decided to give it a try. He said: There must be a ghost in the wooden box.
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"Science and Technology Innovation Board Daily" reported on June 7 that the main contents of today's Science and Technology Innovation Board Evening News include: Apple's new Carplay may be "available in large quantities" next year; EU countries have reached an agreement on a sin
Science and Technology Innovation Board Evening News|New energy storage can participate in the power market as independent energy storage. Multiple nucleic acid detection products of Rendu Biotech have obtained EU CE certification
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Chapter 6 Group Working Methods 1. Glossary 1 Interactive Therapy [Researched by the Academy of Social Sciences in 2011] Answer: Interactive therapy is derived from the social symbolic interaction theory, which refers to treating the group as a therapeutic environment or tool and
Social Work Comprehensive Competency Intermediate Supporting Question Bank for Social Workers
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Some people become indifferent as they go around, and disperse as they go. From being familiar to becoming a familiar stranger, it is never without reason. You will definitely find a reason to let you see behind the distance. The obvious result may even be cold and cruel, but thi
Stay away, there are five reasons behind it
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