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Abstract: In recent years, with the continuous advancement of security alarm technology, various electronic perimeter detection systems attached to solid protective structures have been continuou...[Details]
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Figure 5.5-16A is a mean envelope detection filter circuit
composed of a crystal triode V and an RLCL low-pass filter
. It can be seen from Figure 5.5-16B that the amplifier V uses a Class B...[Details]
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Recently, the Didi Chuxing APP quietly launched the "navigation" function in some cities, and the built-in map used a map with the "Didi Map" logo for the first time. The previous Gaode map has disap...[Details]
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Mercedes-Benz recently released the ESF 2019 safety concept car. ESF is the name of a concept car that Mercedes-Benz uses to develop safety technology, and is mainly used to showcase the new ideas of...[Details]
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1. Introduction:
The UCC3895
chip is a new control chip produced by Texas Instruments for PWM phase-shifted full-bridge DC/DC converters. It adds adaptive dead zone settings and PWM...[Details]
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As of the close of May 12, the Shanghai Composite Index was 2891.56 points, down 0.11%, with a turnover of 238.5 billion yuan (the turnover on the previous trading day was 271.9 billion yuan); the Sh...[Details]
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Huawei's Kirin 990 and Kirin 990 5G have been released for a while. Because their names are highly similar, some people can't tell them apart. Let's take a look at how AnTuTu, a well-known domestic m...[Details]
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1. Layout of oil pipes on automobile chassis
In the design of chassis piping, the direction and layout of the oil pipes have a great impact on the performance of the vehicle (even the function...[Details]
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#include
#include stdio.h
#define F_CPU 7372800
#include util/delay.h
#include avr/io.h
#include avr/iom128.h
//***************************************************************************...[Details]
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China introduced high-speed rail in 2008, and by the end of 2014 the network had grown to 16,000 km. It is the largest high-speed rail network in the world, carrying 2-3 million passengers per day. T...[Details]
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Based on different working principles, the existing CH4 concentration detection methods mainly include: Ostwald gas detection method, catalytic combustion method, and infrared spectroscopy detectio...[Details]
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Rotor flow meter The rotor flowmeter measures fluid flow based on the throttling principle, but it changes the flow area of the fluid to keep the differential pressure above and below the rotor...[Details]
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Foreign media Windows Latest reported that now, Ari Partinen, head of Microsoft's Nokia Lumia imaging experts, has joined Microsoft's Surface department to develop new imaging solutions for Surf...[Details]
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According to foreign media SVG, a new patent from Sony shows that there is a home game console solution with dual graphics card design and support for cloud gaming. The patent includes a design metho...[Details]
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Pickering will launch a revolutionary dual-pole reed relay at the China International Import Expo (CIIE), significantly saving PCB space.
Welcome to visit Pickering booth: Hall 3, Bo...[Details]
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