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As we all know, the Volkswagen Model 3 is now the star model of Tesla in the United States, but another "secret weapon" that Tesla has not yet produced and sold is the electric truck (branded as Tesl...[Details]
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On June 29, according to Reuters, Finland's Helsinki Daily published an article today saying that Nokia Chairman Risto Siilasmaa still expressed confidence in the management after the company announce...[Details]
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On March 22, the Shuozhou Municipal Energy Bureau of Shanxi Province issued the "Notice on Issuing the First Batch of New Energy Storage Projects", which included 21 projects in the first batch of ...[Details]
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Although silicon anodes can greatly increase the capacity of lithium-ion batteries, the battery performance degrades rapidly. Polymer coatings can solve this problem, but few studies have explored th...[Details]
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Today's cars are becoming more and more intelligent, and many functions on the car are controlled by computers, such as the engine system, transmission system, suspension system, brake system, air co...[Details]
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There are two types of materials used as anodes in the lithium-ion batteries currently on sale . The most common is the graphite anode, which has an extremely high energy density and can power a car...[Details]
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The test results of the 5G independent networking laboratory show that operators are making every effort to accelerate the deployment of 5G
Beijing, China, October 14, 2021 – BICS, a...[Details]
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This morning, Apple updated its three major iWork office suites Pages, Numbers, and Keynote, adapting them to the new features of iOS/iPadOS 14. After the update, all three software have supported iP...[Details]
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With the development and application of liquid crystal display technology, more and more developers want to use liquid crystal screens to display Chinese characters in the instruments and equipment th...[Details]
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This article introduces a low-cost transformerless switching power supply. The output DC voltage of this switching power supply is V0=12V, and the maximum load current is I=100mA.
The circuit is sho...[Details]
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Function of
the circuit
Analog
Signal
Interface
In the past, 4~20MA current loops were always used, 4MA is 0% of the full scale, 20MA is 100% of the full scale, and t...[Details]
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High voltage power supply circuit for tube audio amplifier
This power supply provides a stable, hum-free operating voltage for tube preamplifiers. It also provides a negative bias voltage. All t...[Details]
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Turning interrupts off and on
Interrupt is an efficient dialogue mechanism, but sometimes you don't want to interrupt the program during execution, such as when printing something.
, but ...[Details]
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1. Bootloader Function
The boot loader in a PC consists of BIOS (which is essentially a firmware program) and GRUB or LILO. After completing hardware detection and resource allocation, BIOS re...[Details]
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Mini version battery boost power supply
Headphone amplifier
V2.0 Second version improvements:
1. Reduce the size of the housing and use RocketFish USB2.0/IDE 2.5-inch
m...[Details]
Talking
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