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1 Introduction
As human beings’ demand for energy increases day by day, the reserves of fossil energy on the earth are becoming increasingly depleted. Developing and utilizing renewable en...[Details]
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Lead-acid batteries are safe, cheap, and easy to maintain, so they are still widely used in electric bicycles. However, lead-acid batteries are highly polluting, bulky, and have a low number of cyc...[Details]
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The A/D converter is used to realize the conversion from analog to digital quantity. According to the conversion principle, it can be divided into four types, namely: counting A/D converter, dual-int...[Details]
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With the rapid progress of ultrasonic sensor technology, its application in various fields of production and life is becoming wider and wider. Time-difference ultrasonic flowmeters and Doppler ultraso...[Details]
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In order to standardize the government's pricing behavior and improve the scientific nature of price decisions, in accordance with the requirements of the "Notice of the Hainan Provincial Price Bur...[Details]
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PWM (Pulse Width Modulation) is a very effective technology that uses the digital output of a microprocessor to control analog circuits. It is widely used in many fields from measurement, communicati...[Details]
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From May 14th to 17th, the 87th China International
Medical
Equipment (Spring) Fair (CMEF) with the theme of "Innovative Technology, Intelligent Future" was grandly held at the National ...[Details]
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According to a new Apple support document released today, if you place your iPhone in a leather case while charging with the new MagSafe charger, the case may leave a circular mark from contact with ...[Details]
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With the rapid development of electronic technology, the world has entered the information age. Electronic and electrical equipment or systems have been used more and more widely. High-power transmitt...[Details]
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Peak current control mode DC-DC converters are widely used in switching power supplies because of their fast dynamic response and stable output voltage. When the duty cycle is less than 50%, the ...[Details]
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1. Understanding LCD1602 Liquid crystal display is referred to as liquid crystal or LCD. Various types of liquid crystal are usually named according to the number of rows of displayed characters or t...[Details]
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The Korea Fair Trade Commission (KFTC) previously launched an investigation into Broadcom because the company was accused of forcing Samsung Electronics to sign a long-term parts procurement contract...[Details]
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Finite Element Method (FEM) is an analysis and design tool that has been widely used in many electronic engineering fields such as antennas, microwaves, and signal integrity. FEM solvers have several...[Details]
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The phone storage space is full, please clean it up in time'. Every time we clean up the phone memory, we will find that what occupies half of the 256G space is not some large-scale games or mov...[Details]
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On the morning of October 26, Wei County held a groundbreaking ceremony for the Qingyun Fengda New Energy Storage Project. Cui Yaopeng, secretary of the county party committee, attended and delivered ...[Details]