Classification and Application of Metal Materials (PPT)

Classification and Application of Metal Materials (PPT)

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Investigation on Steel Cable Breakage of Shenzhen Bay Bridge - Deadly Dust

Investigation on Steel Cable Breakage of Shenzhen Bay Bridge - Deadly Dust

On July 25, 2021, a major construction bridge deck collapse occurred in Zhuhai, Guangdong Province.At 8 o'clock in the morning, the sun shone onto the sea, and construction work was underway on the Jinhai Bridge...

Here comes the new regulations! The power bank does not have this logo and cannot be bought or sold

Here comes the new regulations! The power bank does not have this logo and cannot be bought or sold

You can leave without anything when you go outBut you can't go without your phoneAnd the phone must have electricityPower Bank as a Mobile "Gas Station"Has become a necessity in our livesHas deeply integrated into our liveshoweverMost power banks use lithium batteriesDue to its chemical propertiesUsing flammable organic electrolytes, etcThere are certain potential risksIf encounteringHigh temperature, squeezing or collisionOr use counterfeit productsExtremely prone to fire and explosionCausing very serious consequencesLithium batteries and power banks have a "new insurance" for quality and safetyRecently, the State Administration for Market Regulation announced that starting from August 1, 2023, CCC certification management will be implemented for lithium-ion batteries, battery packs, and mobile power sources. Starting from August 1, 2024, those who have not obtained CCC certification and marked with certification marks shall not be allowed to leave the factory, sell, import, or use them in other business activities...

Aerial crane

Aerial crane "vehicle" construction! The main arch ring of the Youlada Bridge, a controlled project along the Yangtze River Expressway, was successfully closed

Source: Sichuan Daily - Chuanguan NewsChen Junling, Chuanguan News Reporter Wang MeilingOn July 20th, the reporter learned from Shudao Group that the control project of the Yangtze River Expressway (Yijin section), the Youlada Bridge, successfully completed the closure of the main arch ring, marking the official start of the lifting operation of the upper structure of the bridge, laying a solid foundation for the completion of the main project of the bridge by the end of the year.The control project of the Yangtze River Expressway, the main arch ring of the Yueulada Bridge, was successfully closed...

I understand after replacing three air conditioners. It's important to choose

I understand after replacing three air conditioners. It's important to choose "three out of four" for air conditioners, as a lesson learned from spending more than 10000 yuan on them

Bring you high-quality home furnishings and home decoration content every day - Maiyue said!In summer, air conditioning can be considered a "survival" artifact. Without it, one wouldn't have thought it would be better this summer...

Tesla has recalled nearly 16000 vehicles due to seat belt malfunction

Tesla has recalled nearly 16000 vehicles due to seat belt malfunction

[Global Network Technology Comprehensive Report] On July 21, according to a document from the National Highway Traffic Safety Administration (NHTSA), Tesla recalled up to 15869 2021-2023 ModelS and ModelX vehicles due to seat belt failure.The document states: "If the front seat belt is not connected to its pre tensioner anchor according to specifications, it may cause the seat belt to fall off during normal operation...

 Legal Knowledge Popularization  The Reasons behind the Crazy Market Disturbance of Black Mobile Phones and Possible Solutions

Legal Knowledge Popularization The Reasons behind the Crazy Market Disturbance of Black Mobile Phones and Possible Solutions

With the rapid development of mobile communication technology and the popularization of smartphones, people's lifestyle has undergone tremendous changes, social networking, shopping, entertainment and other aspects are inseparable from the support of mobile phones.Subsequently, the issue of mobile phone harassment has become increasingly prominent...

Losing 11 billion yuan in 3 years: The most

Losing 11 billion yuan in 3 years: The most "hardcore" Shanhang was killed by high-speed rail?

#Headlines on current events and hot topics#Shanhang, just like Shandong people, is sincere and kind.Produced by Zhengxie BureauA few days ago, Shandong Airlines was forced to delist, and its shares were terminated and delisted...

NIRSEVIMAB has been approved by the US FDA as the first RSV prevention measure for all infant populations

NIRSEVIMAB has been approved by the US FDA as the first RSV prevention measure for all infant populations

The US Food and Drug Administration (FDA) has announced the approval of a monoclonal antibody nirsevimab for the prevention of respiratory syncytial virus (RSV) related lower respiratory diseases in all infant populations.The FDA approves nirsevimab for the prevention of lower respiratory tract diseases caused by RSV in infants and young children: newborns and infants who are about to enter or are born during the first RSV infection season, as well as children who are still susceptible to severe RSV diseases within 24 months of age during the second RSV infection season...

Expert: It's not a superstition, why do planes have to make a circle when flying over the Guanyin statue in the South China Sea

Expert: It's not a superstition, why do planes have to make a circle when flying over the Guanyin statue in the South China Sea

The Nanhai Guanyin Statue is located on Nan'ao Island, Nanshan District, Shenzhen, Guangdong. It is one of the tallest Guanyin statues in the world and an important tourist attraction in Hong Kong and Shenzhen...

Cooperation between Blue Universe and Mystery City in 1933

Cooperation between Blue Universe and Mystery City in 1933

[Global Network Technology Comprehensive Report] On July 20, according to the BlueFocus Communication Group WeChat official account, Blue Universe and World Collection Culture and Tourism Group completed the strategic contract at the World Artificial Intelligence Conference (WAIC2023), and the two sides will cooperate on the marketing of digital people and Metaverse. K, a digital musician under the Blue Universe, has settled in Mitta City...

MAXHUB and TCL Huaxing have reached a deep strategic cooperation

MAXHUB and TCL Huaxing have reached a deep strategic cooperation

From July 1nineth to July twenty-onest, Beijing InfoCommChina2023 opened at the Beijing National Convention Center. At the exhibition, MAXHUB President Li Jianmin and TCL Huaxing Vice President Wang Xiuyi announced the strategic cooperation between the two parties...