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The only old phones currently on sale on Apple’s official website are iPhone 8 and iPhone XR. If the second-generation iPhone SE is released, I believe they will also be taken off the shelves o...[Details]
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LTE is the abbreviation of Long Term Evolution. LTE is also commonly known as 3.9G. It has a data download capacity of 100Mbps and is regarded as the mainstream technology for the evolution from 3G t...[Details]
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Lithium nickel oxide (LiNiO2) is a promising cathode material. Its extremely high capacity and cobalt-free composition allow for large-scale manufacturing and are more sustainable. However, its short...[Details]
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With the rapid development of science and technology, all walks of life are constantly carrying out technological transformation, updating equipment, and producing high-precision mass flow meters. Wh...[Details]
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After nearly a year, Tesla once again released a major update to its software system. Tesla has officially begun pushing the V10 system to EAP (Early Access Program: a program that allows some Tesl...[Details]
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"We will produce 270 million mobile phones this year. This is a huge output. We may need several chip factories to provide us with enough supply." Ren Zhengfei said in an interview with Nordic media....[Details]
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iPhone 4 uses a miniature, electronic vibration gyroscope, also known as a micro-electromechanical gyroscope. iPhone 4 is the world's first mobile phone with a built-in MEMS (micro-electromechanical s...[Details]
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Huawei's Hongmeng HarmonyOS 2 has been officially released, but most of the apps with HarmonyOS services are built-in apps, and there are relatively few third-party apps that are compatible. It is un...[Details]
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I just installed the STVD compiler, but it doesn't show how much RAM and ROM are used when compiling? There are two ways to solve this problem: one is to look at the .map file and the other is to add...[Details]
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Editor's note: In 2017, Bosch Group held a groundbreaking ceremony for a new factory project established in Nanjing with an investment of 100 million euros. It will produce intelligent electromech...[Details]
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1. Charge/discharge capacitance measurement circuit
The basic principle of the charge/discharge capacitance measurement circuit is shown in Figure 1.
The unknown capacitance Cx is c...[Details]
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The MCS-51 single-chip microcomputer was launched by the American INTE company in 1980. Compared with the MCS-48 single-chip microcomputer, it has a more advanced structure and stronger functions. ...[Details]
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introduction
The access control system is a modern security method used to protect the property and personal safety of the people. With the development of society and the advancement of science and...[Details]
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Power over Ethernet
(POE) Overview
POE (Power Over Ethernet) refers to the technology that can provide DC power to some IP-based terminals (such as IP phones, wireless LAN access points ...[Details]
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The soft-start thyristor voltage regulator circuit is a power electronic technology widely used in the industrial field. It controls the conduction angle of the thyristor to achieve smooth starting...[Details]
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