How parchment paper is made?

2024/09/3009:12:09 science 23310

How parchment paper is made? - DayDayNews

How parchment paper is made? - DayDayNews

3:02

* All content videos are shared, reposted and embedded from YouTube. If there is any violation or error, please contact us to delete it.

science

Ye Duzheng, a famous meteorologist, academician of the Chinese Academy of Sciences, one of the main founders of modern meteorology in China, founder of Chinese atmospheric physics, and pioneer in global climate change research. - DayDayNews

Ye Duzheng, a famous meteorologist, academician of the Chinese Academy of Sciences, one of the main founders of modern meteorology in China, founder of Chinese atmospheric physics, and pioneer in global climate change research.

He improved the accuracy of weather forecasts and ended the era of "unprecedented storms" in China

06/03 1607

Human beings have reached an unprecedented level of dependence on electronic products, especially mobile phones and computers, which are used almost every day. Nowadays, many people feel it is inconvenient to charge their smartphones in time because they consume too fast. However - DayDayNews

Human beings have reached an unprecedented level of dependence on electronic products, especially mobile phones and computers, which are used almost every day. Nowadays, many people feel it is inconvenient to charge their smartphones in time because they consume too fast. However

Progress has been made in research on nuclear batteries, but can it last for 28,000 years without charging? Will charging become history?

06/05 1418

5 ways to find out if someone is trying to mislead you in science. Name someone “untrustworthy person or group” to discredit those with scientific evidence, a strategy often used by those who make scientific misclaimed claims. - DayDayNews

5 ways to find out if someone is trying to mislead you in science. Name someone “untrustworthy person or group” to discredit those with scientific evidence, a strategy often used by those who make scientific misclaimed claims.

5 Ways to Discover Whether Someone is Trying to Mislead You in Science

06/03 1142

#How do anthropologists work? After becoming interested in anthropology, I realized that "anthropologist" is not a high-ranking vocabulary or profession. I remember the first time I learned about anthropology and sociology was through Fei Xiaotong's "Rural China" and "Jiangcun Ec - DayDayNews

#How do anthropologists work? After becoming interested in anthropology, I realized that "anthropologist" is not a high-ranking vocabulary or profession. I remember the first time I learned about anthropology and sociology was through Fei Xiaotong's "Rural China" and "Jiangcun Ec

No water or electricity? "Natural Anthropologist" takes you to understand the myths of anthropology

06/05 1539

The 2021 Jiangxi Science and Technology Innovation Conference was grandly held. The project "Creation and Industrialization of Key Technologies for Large-scale Preparation of Polysaccharides from Natural Products" completed by Infinitus and Nanchang University won the first prize - DayDayNews

The 2021 Jiangxi Science and Technology Innovation Conference was grandly held. The project "Creation and Industrialization of Key Technologies for Large-scale Preparation of Polysaccharides from Natural Products" completed by Infinitus and Nanchang University won the first prize

Infinitus Chinese herbal polysaccharide technology has been re-recognized and won the first prize of provincial science and technology progress

06/05 1335

The original game rules have been modified, the economy is down, the coldest employment season is coming, and many kinds of things make us feel uneasy. You will feel: the people and things you are familiar with in the past no longer exist, the things you are good at may not neces - DayDayNews

The original game rules have been modified, the economy is down, the coldest employment season is coming, and many kinds of things make us feel uneasy. You will feel: the people and things you are familiar with in the past no longer exist, the things you are good at may not neces

Quantum killing, reversing uncertainty in life

06/05 1489

Are tpe elastomers transparent? Transparent tpe materials are used to have different product properties in different aspects. Thermoplastic elastomer is also called TPE material. Transparent TPE not only has the processing properties of thermoplastic plastics, but also has the ph - DayDayNews

Are tpe elastomers transparent? Transparent tpe materials are used to have different product properties in different aspects. Thermoplastic elastomer is also called TPE material. Transparent TPE not only has the processing properties of thermoplastic plastics, but also has the ph

Is the TPE elastomer transparent (Is there any TPE transparent?)

06/05 1274

In his science fiction novel "A Walking Guide to the Galaxy", Douglas Adams, a famous British radio drama writer, described a scene in which the mouse built a supercomputer called Deep Thought. The mice asked this supercomputer: What is the ultimate answer to life, the universe a - DayDayNews

In his science fiction novel "A Walking Guide to the Galaxy", Douglas Adams, a famous British radio drama writer, described a scene in which the mouse built a supercomputer called Deep Thought. The mice asked this supercomputer: What is the ultimate answer to life, the universe a

The universe originated from the Big Bang, so what was before the Big Bang? Nobel Prize winner gives answer

06/04 1858

Gamma ray burst is the most violent explosion in the universe. When a massive star dies, a violent explosion occurs and becomes a supernova, which will produce a gamma burst, like a straight and strong light. - DayDayNews

Gamma ray burst is the most violent explosion in the universe. When a massive star dies, a violent explosion occurs and becomes a supernova, which will produce a gamma burst, like a straight and strong light.

Huge gamma ray burst shocks astronomers, perhaps the strongest cosmic explosion on record

06/05 1705

The reporter learned from the Chinese Academy of Sciences that recently, an international team led by Xu Cong, a researcher at the National Observatory of the Chinese Academy of Sciences, used the Chinese Sky Eye FAST to image and observe the famous dense galaxy group "Stephen Fi - DayDayNews

The reporter learned from the Chinese Academy of Sciences that recently, an international team led by Xu Cong, a researcher at the National Observatory of the Chinese Academy of Sciences, used the Chinese Sky Eye FAST to image and observe the famous dense galaxy group "Stephen Fi

20 times larger than the Milky Way! New discoveries have been made in the "Chinese Sky Eye"

06/05 1611

When choosing a fishing position, you need to pay attention to several basic elements: orientation, wind direction and water flow, and different ideas in different seasons. In the right area, choosing places with different terrain than the surrounding area is often a good fishing - DayDayNews

When choosing a fishing position, you need to pay attention to several basic elements: orientation, wind direction and water flow, and different ideas in different seasons. In the right area, choosing places with different terrain than the surrounding area is often a good fishing

Fishing in the wild in late autumn, fishing in shallow water or deep water? This is the best choice for fishing spots, the depth and depth of fish are all the way

06/07 1988

The world is so big that you can’t finish reading interesting things. The Internet has greatly broadened our horizons. For example, the following pictures with interesting and swelling postures will definitely make your horizons open after reading them! - DayDayNews

The world is so big that you can’t finish reading interesting things. The Internet has greatly broadened our horizons. For example, the following pictures with interesting and swelling postures will definitely make your horizons open after reading them!

A set of photos that have been seen for a long time, and my eyes widened after seeing it...

06/07 1993

The new coronavirus was not developed as a biological weapon. This is the conclusion of a report on the origin of the new coronavirus released by the US intelligence community a year ago. But this week, when Bloomberg reporters traveled to Boston to learn how the U.S. intelligenc - DayDayNews

The new coronavirus was not developed as a biological weapon. This is the conclusion of a report on the origin of the new coronavirus released by the US intelligence community a year ago. But this week, when Bloomberg reporters traveled to Boston to learn how the U.S. intelligenc

US media: How to clarify the entanglement between the new coronavirus and conspiracy theories?

06/07 1043

The metaverse becomes a new thing we hear every day, and many people think it is the future of business, social interaction, real estate and gaming. After putting on VR glasses, you will feel an immersive experience in the virtual world where you can interact with your social cir - DayDayNews

The metaverse becomes a new thing we hear every day, and many people think it is the future of business, social interaction, real estate and gaming. After putting on VR glasses, you will feel an immersive experience in the virtual world where you can interact with your social cir

XR technology behind the metaverse

06/07 1244

American university laboratories have developed a new coronavirus variant with a high mortality rate? The university researchers said that the new variant is a combination of Omicron and the original virus, killing 80% of the mice infected with it in the experiment. - DayDayNews

American university laboratories have developed a new coronavirus variant with a high mortality rate? The university researchers said that the new variant is a combination of Omicron and the original virus, killing 80% of the mice infected with it in the experiment.

The United States has developed a new coronavirus variant with a high mortality rate! What's even more terrifying is that the viruses in the melted frozen soil

06/07 1312

Recently, the National Observatory of the Chinese Academy of Sciences used the Chinese Sky Eye FAST to image hydrogen atomic gases in the dense galaxy group "Stephen Five-Galaxy" and surrounding sky areas. It found that a huge atomic gas structure with a scale of about 2 million - DayDayNews

Recently, the National Observatory of the Chinese Academy of Sciences used the Chinese Sky Eye FAST to image hydrogen atomic gases in the dense galaxy group "Stephen Five-Galaxy" and surrounding sky areas. It found that a huge atomic gas structure with a scale of about 2 million

20 times larger than the Milky Way! New discovery of China's Sky Eye

06/07 1448

"Human Rice Noodles", a movie produced in Thailand, makes people feel the fear from the bottom of their hearts. It has to be said that Hong Kong movies in those days still played a leading role in Asia. Now, whether in South Korea or Thailand, they are largely imitating classic w - DayDayNews

"Human Rice Noodles", a movie produced in Thailand, makes people feel the fear from the bottom of their hearts. It has to be said that Hong Kong movies in those days still played a leading role in Asia. Now, whether in South Korea or Thailand, they are largely imitating classic w

5 restricted pornographic movies, high-energy, no urine throughout the whole process, likes and collections

06/07 1723

The Tang Dynasty fish-eating picture book, when ingredients collide with traditional culture, what sparks will be generated? As an ordinary ingredient, it supports half of the sky for classic dishes in the eight major cuisines, such as the sweet and sour carp in Shandong cuisine, - DayDayNews

The Tang Dynasty fish-eating picture book, when ingredients collide with traditional culture, what sparks will be generated? As an ordinary ingredient, it supports half of the sky for classic dishes in the eight major cuisines, such as the sweet and sour carp in Shandong cuisine,

Tang Dynasty fish food illustrations, when ingredients collided with traditional culture, what sparks would be generated?

06/07 1909

In "Goddy, Gorgeous and Rich Connotation", the history, culture and architecture of the archway are briefly described, and some representative archways are now briefly introduced. - DayDayNews

In "Goddy, Gorgeous and Rich Connotation", the history, culture and architecture of the archway are briefly described, and some representative archways are now briefly introduced.

Dignified, gorgeous and rich in ritual architecture (Part 2)

06/07 1197

When choosing a fishing position, you need to pay attention to several basic elements: orientation, wind direction and water flow, and different ideas in different seasons. In the right area, choosing places with different terrain than the surrounding area is often a good fishing - DayDayNews

When choosing a fishing position, you need to pay attention to several basic elements: orientation, wind direction and water flow, and different ideas in different seasons. In the right area, choosing places with different terrain than the surrounding area is often a good fishing

Fishing in the wild in late autumn, fishing in shallow water or deep water? This is the best choice for fishing spots, the depth and depth of fish are all the way

06/07 1988

In the new era of Internet that continues to experience rapid development and changes, only by maintaining innovation capabilities can enterprises have market competitiveness and adaptability to "response to changes". If enterprises want to adapt to the new business environment, - DayDayNews

In the new era of Internet that continues to experience rapid development and changes, only by maintaining innovation capabilities can enterprises have market competitiveness and adaptability to "response to changes". If enterprises want to adapt to the new business environment,

In the new era of the Internet: 2019 plastic machine innovation results have been fruitful

06/07 1133

18, 718 - High-demand plastic molds made in Sweden, especially electrocorrosion operation. Pre-hardened HB290-330 in factory state. Quenching hardness HRC5219, Nak80 - High-mirror, high-precision plastic molds produced in Japan Datong Co., Ltd.. Pre-hardened HB370-400 in factory - DayDayNews

18, 718 - High-demand plastic molds made in Sweden, especially electrocorrosion operation. Pre-hardened HB290-330 in factory state. Quenching hardness HRC5219, Nak80 - High-mirror, high-precision plastic molds produced in Japan Datong Co., Ltd.. Pre-hardened HB370-400 in factory

Do you know all the 24 commonly used materials for mechanical and mold processing?

06/07 1629