Paper production - from chips to pulp at Holmen Paper Braviken mill

2024/09/3009:12:09 science 27704

Paper production - from chips to pulp at Holmen Paper Braviken mill - DayDayNews

Paper production - from chips to pulp at Holmen Paper Braviken mill - DayDayNews

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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

From the phenomenon of color, we can know that any object has its own colors, which seem to be attached to the surface of the object. However, once the light weakens or disappears, the colors on any object will also be lost. Sometimes an object with a certain fixed color will ins - DayDayNews

From the phenomenon of color, we can know that any object has its own colors, which seem to be attached to the surface of the object. However, once the light weakens or disappears, the colors on any object will also be lost. Sometimes an object with a certain fixed color will ins

Yang Puyi: The relationship between light and color in art

06/05 1070

Among many science fiction movies, there are often scenes of aliens invading the earth, and the purpose of the invasion is very single, usually to eliminate or enslave humans and occupy resources on the earth, such as seizing water resources or other ore resources. - DayDayNews

Among many science fiction movies, there are often scenes of aliens invading the earth, and the purpose of the invasion is very single, usually to eliminate or enslave humans and occupy resources on the earth, such as seizing water resources or other ore resources.

Why has the Earth not been invaded by aliens?

06/04 1738

In the universe, the most terrifying thing is not that we humans are small, nor that the entire universe is beautiful, but that in such a vast universe, there is only one intelligent life system like our earth. - DayDayNews

In the universe, the most terrifying thing is not that we humans are small, nor that the entire universe is beautiful, but that in such a vast universe, there is only one intelligent life system like our earth.

If there are aliens in the universe, why can't we find them? Analyze in a popular way

06/04 1721

There is a kind of tree on the rural mountains. It is a plant unique to our country, a tree that only China has, and a tree that no other country does not have. Maybe you have seen it, but you may not remember its name. This tree is called the chicken pole tree in the rural Xinhu - DayDayNews

There is a kind of tree on the rural mountains. It is a plant unique to our country, a tree that only China has, and a tree that no other country does not have. Maybe you have seen it, but you may not remember its name. This tree is called the chicken pole tree in the rural Xinhu

Job trees, a tree species in China, are full of treasures, national key protected wild plants, do you know

06/05 1095

Recently, the world's first electromagnetic propulsion ground ultra-high-speed test facility, the "Electromagnetic Skid" facility, was successfully operated in Jinan. The maximum propulsion speed for objects of tons and above can reach 1,030 kilometers per hour, creating a world - DayDayNews

Recently, the world's first electromagnetic propulsion ground ultra-high-speed test facility, the "Electromagnetic Skid" facility, was successfully operated in Jinan. The maximum propulsion speed for objects of tons and above can reach 1,030 kilometers per hour, creating a world

The world's first electromagnetic skiing facility is successfully operated in Jinan, Shandong

06/05 1516

*Riken---Japan Institute of Physical and Chemical Engineering Helium is essential for various studies such as cooling of cyclotrons, coolants of superconducting electromagnets in NMR (nuclear magnetic resonance) equipment, and the experiment and development of condensed matter ph - DayDayNews

*Riken---Japan Institute of Physical and Chemical Engineering Helium is essential for various studies such as cooling of cyclotrons, coolants of superconducting electromagnets in NMR (nuclear magnetic resonance) equipment, and the experiment and development of condensed matter ph

Recycling and utilization of helium

06/05 1312

The shorter and wider repositioning of our pelvic leaves makes it easier for humans to walk or balance than chimpanzees and gorillas. A new study shows how the pelvis evolves to walk upright. If evolutionary biologist Terence D. Capellini ranks the parts of the body that define u - DayDayNews

The shorter and wider repositioning of our pelvic leaves makes it easier for humans to walk or balance than chimpanzees and gorillas. A new study shows how the pelvis evolves to walk upright. If evolutionary biologist Terence D. Capellini ranks the parts of the body that define u

Why do humans walk upright? And the gorilla did not evolve into walking upright? Biologists reveal the secret

06/05 1015

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

Orangutans also know how to make plans for the future have always been considered a typical feature of human intelligence, but scientists recently discovered that at least orangutans and bonobos (a kind of ape produced in the south of the Congo River in Africa) also know how to " - DayDayNews

Orangutans also know how to make plans for the future have always been considered a typical feature of human intelligence, but scientists recently discovered that at least orangutans and bonobos (a kind of ape produced in the south of the Congo River in Africa) also know how to "

Nature Exploration – Orangutans also know how to make plans

06/04 1065

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

In nature, humans are still very small, and some unexpected things will always occur in the magical continent. A tunnel is a building that we can see everywhere now, but we all know that the construction of a tunnel is very complicated and cannot be repaired without certain techn - DayDayNews

In nature, humans are still very small, and some unexpected things will always occur in the magical continent. A tunnel is a building that we can see everywhere now, but we all know that the construction of a tunnel is very complicated and cannot be repaired without certain techn

Brazil discovered a "tunnel" 13,000 years ago. Scientists confirmed after research: The builder is not a human

06/07 1417

Extrusion molding of plastic toys The application of plastic toys in thermoplastics and rubber processing can be carried out in a continuous production of ingredients, granulation, rubber filtration, etc., and can produce various continuous products, such as tubes, shapes, plates - DayDayNews

Extrusion molding of plastic toys The application of plastic toys in thermoplastics and rubber processing can be carried out in a continuous production of ingredients, granulation, rubber filtration, etc., and can produce various continuous products, such as tubes, shapes, plates

Application instructions for how to extrude plastic toys

06/07 1022

As a mature industrial designer, when designing products, to give the product a friendly user experience, you must grasp factors such as the process realization and economicality of production. How to weigh, complement and promote each other between design and technology? Today w - DayDayNews

As a mature industrial designer, when designing products, to give the product a friendly user experience, you must grasp factors such as the process realization and economicality of production. How to weigh, complement and promote each other between design and technology? Today w

CMF basics—injection molding process and design application

06/07 1872

Injection molding machine is also called injection molding machine, used in the injection molding industry. This time, let’s talk about what teaching injection molding machine is, what it can do, what its characteristics are, and whether it can be used for industrial purposes. To - DayDayNews

Injection molding machine is also called injection molding machine, used in the injection molding industry. This time, let’s talk about what teaching injection molding machine is, what it can do, what its characteristics are, and whether it can be used for industrial purposes. To

What is a teaching injection molding machine - fully electric twin screw injection molding machine (energy-saving type)

06/07 1121

Why did the U.S. Navy build light aircraft carriers today? The Constitution was the first warship of the U.S. Navy, which lasted for 84 years from 1797 to 1881. - DayDayNews

Why did the U.S. Navy build light aircraft carriers today? The Constitution was the first warship of the U.S. Navy, which lasted for 84 years from 1797 to 1881.

Why does the U.S. Navy build a light aircraft carrier today? The Constitution No. 21 October 1797 was launched

06/07 1755

"Please check the fire alarm when the smoke bomb in the area C of the garage" Yesterday (26th), the Yuedi Shopping Center in Tea Garden New District, Ri Nan'an District issued a fire alarm in a critical situation... Don't be nervous, this is a drill! I suddenly encountered a fire - DayDayNews

"Please check the fire alarm when the smoke bomb in the area C of the garage" Yesterday (26th), the Yuedi Shopping Center in Tea Garden New District, Ri Nan'an District issued a fire alarm in a critical situation... Don't be nervous, this is a drill! I suddenly encountered a fire

A sudden fire broke out in the mall? Don't be nervous, this is a drill!

06/07 1003

The voluntary fire protection product certification of fire alarm dispatchers belongs to the voluntary fire protection product certification, is part of the fire protection certification of fire alarm products, and is the scope of fire fire alarm communication product certificati - DayDayNews

The voluntary fire protection product certification of fire alarm dispatchers belongs to the voluntary fire protection product certification, is part of the fire protection certification of fire alarm products, and is the scope of fire fire alarm communication product certificati

What should be paid attention to when testing the functional test of the fire alarm acceptance information system?

06/07 1975