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Switching power supplies generally use pulse width modulation (PWM) technology, which is characterized by high frequency, high efficiency, high power density and high reliability. However, since its ...[Details]
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1. Introduction
In a certain type of measurement and control system developed by our laboratory, we encountered a requirement for measuring the initial velocity of a projectile-shaped object. The ve...[Details]
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Shuangyashan Municipal Party Committee and Municipal Government have promoted industrial transformation and upgrading at a high level. In accordance with the requirements of the provincial 4567 modern...[Details]
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Electric vehicles with photovoltaic panels installed on the body or roof are expected to achieve a mileage of more than 10,000 kilometers per year when powered by pure solar energy. The payback perio...[Details]
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From June 25 to 27, the Zhejiang Provincial College Students' Engineering Practice and Innovation Ability Competition was successfully held at Zhejiang Water Resources and Hydropower University. The ...[Details]
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Phase noise No oscillator is absolutely stable. Although we cannot see the actual frequency jitter of the spectrum analyzer's local oscillator system, we can still observe obvious manifestations of l...[Details]
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At present, broadband multi-signal direction finding technology based on fast Fourier transform can be implemented in equipment with various direction finding methods. This is the great achievement...[Details]
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In the application system of single-chip microcomputer, EEPROM is often used to save some data that still needs to be saved after power failure. The traditional method is to add an EEPROM chip to the...[Details]
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introduction
In traditional Chinese medicine, pulse diagnosis refers to the doctor using his fingers to feel the patient's pulse and explore the patient's condition. Pulse diagnosis is of positive si...[Details]
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As a major manufacturer in the industry, Intel is basically self-sufficient. However, with their strategic development line, it has become increasingly difficult to meet their own needs. Therefore, K...[Details]
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Most photovoltaic power generation systems at home and abroad use inverter circuits composed of power field effect tubes MOSFET. However, as the voltage increases, the on-state resistance of MOSFET...[Details]
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A screenshot of a search engine result on the Internet recently showed that Meizu 16s may be released around April 29. Huang Zhang previously revealed that Meizu 16s will strive to go into mass produ...[Details]
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The wishful thinking of some American politicians is impossible to succeed. If the United States insists on imposing chip sanctions again at a critical moment when countries around the world are...[Details]
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Integrating electroporation technology and DNA nucleic acid vaccine platform HONG KONG - Media OutReach - 20 September 2022 - Immuno Cure BioTech, headquartered in Hong Kong Science Park, today ann...[Details]
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Safe cities have entered a new round of construction peak, especially in some first-tier cities. The coverage of safe cities is getting wider and wider. It not only includes traditional public secu...[Details]
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