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This week, Musk started a live road test of the Tesla FSD V12 version. This live broadcast with a picture quality of less than 480p attracted 10 million people to watch. In the 45-minute live broadca...[Details]
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A multimeter is also called a universal meter, which can be used to measure AC and DC voltage, AC and DC current, resistance, and many other measurements. Let's take the MF500B multimeter as an examp...[Details]
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Siemens' OB100, OB101, and OB102 represent warm start, hot start, and cold start respectively.
Let us explain these methods.
01 Warm start (complete restart)
Complete restart startup...[Details]
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#include "STC89C51RC.H"
sbit DQ = P4^3;
sbit SPK = P1^0;
#include absacc.h
#define seg1 XBYTE
#define seg2 XBYTE
#define seg3 XBYTE
#define seg4 XBYTE
un...[Details]
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The working principle and characteristics of the half-bridge LLC resonant circuit are described, and the LLC resonance is simulated with MATLAB, and its working area is analyzed. On this basis, a high...[Details]
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The ultra-low power electronic thermometer designed in this paper can measure and display the temperature of the measured point through the temperature sensor, and can be extended and controlled. The...[Details]
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Recently, the well-known mobile phone review organization DDXOMARK released the camera scores of Samsung Galaxy A71, with a photo score of 89 points, a video recording score of 74 points, and an over...[Details]
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Drinking wine facing the spring grass, playing chess listening to the night bell.
—— "Farewell to the Scholar Yi Zong of Beiting" by Cen Shen of the Tang Dynasty
Chess h...[Details]
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In the process of industrial production and testing, various
speed
measurement and control problems are often encountered. In most cases, the speed measurement can be converted into frequen...[Details]
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1 Background In principle, the luminescence phenomenon of semiconductor devices can be roughly divided into three types: photoluminescence, electroluminescence, and cathode ray luminescence. The firs...[Details]
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When SM2..0 is 011, the SLEEP instruction will put the MCU into power saving mode. This mode is different from the power down mode in one respect: If the timer/counter 2 is asynchronously driven, t...[Details]
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With the rapid growth in demand for electric vehicles in major global markets , the market size of power batteries and their core materials is also growing rapidly. As a leading country in the batt...[Details]
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introduction
Traditional analog temperature measurement has poor anti-interference ability and large zero drift of the amplifier circuit, which leads to large measurement errors and makes it dif...[Details]
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High-power LEDs are increasingly being used in a variety of applications, including automotive electronics , camera phone flashes, stage lighting, venue lighting, night scene lighting, flashlig...[Details]
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Industrial control computers are computer systems specifically used in the field of industrial automation. Their structural characteristics are mainly reflected in the following aspects:
...[Details]
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