Thermal Error Modeling of Ball Screw Based on Neural Network System
Wen|Zhang ShirenEdit|Zhang ShirenIn the pursuit of high-precision modern CNC systems, thermal error, also known as thermal deformation error, is increasingly receiving attention. According to research,Thermal deformation error has become the main source of error for CNC machine tools, accounting for 40% to 70% of the total error...
Tech >>
The Tesla ModelY I bought two years ago has traveled 100000 kilometers. Let's talk about my driving experience
It is estimated that this is the first Tesla ModelY in Guangdong that has already driven 100000 kilometers. The 21 models purchased back then were equipped with 19 inch wheels and had a 100 kilometer acceleration of 5...
Tech >>
Two passengers refused to get off the ride, but the outcome came
On the afternoon of the one8th, Sister Wang, who was running an online ride in Hangzhou, reported that she had pulled two passengers the day before, a father and daughter, but later had an argument with each other. The other party stayed in the car and refused to get off, which had already exceeded two4 hours at that time...
Tech >>
Did you lose the bet? Two major Chinese enterprises announced one after another that the US media is starting to surrender
Music Omnipotent Goose - "Lonely Warrior" Eason Chan: Love You Walking Alone in the Dark Alley (Program). mp34:47From Da Xiong Chatting DigitalWith the emergence of Chinese technology in multiple cutting-edge fields, the Sino US dispute has officially begun...
Tech >>
In half a century, if China wants to surpass the United States in the field of technology, these two things are imperative
Wen/Ren Ren Chang AnjunThe exploration of this article is based on the following logical foundations:In the next half century or the entire century, or even longer, if there is no global war, the technological competition between China and the United States will become the main theme of global technological competition. At the same time, it will deeply affect the competition and cooperation between the two countries in various fields such as economy, finance, military, and thus exert influence on the economic and other fields of other countries...
Tech >>
Sudden! EU approves Microsoft's acquisition of Activision Blizzard, but must comply with two major commitments
On May 15th, Microsoft's $69 billion acquisition of Activision Blizzard was approved by the European Union.First Financial noticed that the European Commission released the above announcement on its official website on the same day...
Tech >>
April May 2023 Consumer Public Opinion Hotspot Event | Network Information Department Dispatched a Working Group to Douyu for Centralized Rectification Supervision
Event OverviewAccording to China News, on May 8th, the National Internet Information Office guided the Hubei Provincial Internet Information Office to send a working group to the Douyu platform to carry out a one month centralized rectification supervision in response to serious ecological problems such as pornography and vulgarity.According to the Tianyancha App, Wuhan Douyu Network Technology Co...
Tech >>
Two pieces of news have come that the current development status of the semiconductor industry in China and the United States is that the global sales of Chinese chips are only 7%
Recently, two pieces of news have come from the United States, attracting the attention of many professionals and enthusiasts in the technology industry. These two news are respectively the development of semiconductors in the United States in 2022 announced by the American Semiconductor Association, and a key technological breakthrough recently achieved by the Massachusetts Institute of Technology in the United States...
Tech >>
If WeChat is linked to a bank card, remember to turn off these two settings, otherwise you won't know if you have less money
WeChat, as a popular social networking chat app, has 1.2 billion users and a considerable user base...
Tech >>
32 years ago, American scientists conducted an experiment where four men and four women lived in the same room for two years. What were the results?
In the 1960s, the Americans had successfully ventured into space and sent humans to the moon. In addition, the space hegemony between the United States and the Soviet Union was very serious at that time, and the Americans began to make bold ideas in order to rank higher than the Soviet Union:Can we directly create an ecological base on an outer planet in space where humans can live?With the proposal of this plan, the Americans began the experiment with great fanfare, with four male and four female participants,So what exactly is the result? Is it what people say gave birth to a football team or was the experiment successful?Experimental planThrough many years of exploration and experience accumulation, American scientists have discovered that in order to build an extraterrestrial ecological base,Only Mars in space meets the conditions for human survival and migration, but one fatal drawback is that there is no oxygen on Mars...
Tech >>
Do you have two precious account segments of China Mobile, known as "Boss Account" and "Antique Account"?
Introduction: Do you have two precious account segments of China Mobile, known as "boss account" and "antique account"?Click on the Candlelight Xiangcheng avatar above to follow more exciting content about Candlelight Xiangcheng.Click on the audio below to listen to the entire content of this article...
Tech >>
Chinese hacker Guo Shenghua: Refusing Jack Ma's high paying job, claiming that no one dares to invade Chinese networks with me
Like, follow, share, and receive fresh and interesting historical stories! Thank you for your support!When it comes to hackers, a mysterious figure dressed in black appears in people's minds, sitting in front of a computer typing various codes and stealing confidential documents from enterprises and countries.The reason for this impression is mainly due to the influence of film and television dramas...
Tech >>