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1. Choose the right brand There are numerous mobile power brands on the market , and the quality varies. Recently, a media report said that many mobile power brands on the market are "three-...[Details]
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1. The influence of upstream and downstream straight pipe sections on the measurement accuracy of ultrasonic flowmeter. The calibration coefficient K is a function of the Reynolds number. When the flu...[Details]
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second_drv.c driver source code: #include "linux/device.h" #include "linux/module.h" #include "linux/kernel.h" #include "linux/fs.h" #include "linux/init.h" #include "linux/delay.h" #include "asm/uac...[Details]
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Recently, well-known whistleblower Roland Quandt exposed a mid-range model of Huawei, which may be named Huawei P20 Lite 2019. Judging from the renderings exposed by Roland Quandt, the Huaw...[Details]
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C51: Implementing software reset with C51 Question: How do I implement software reset in my source program? A: You can use the following program to jump to 0000H to implement soft reset. The followin...[Details]
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A red, glowing stop sign hovers in front of the screen, rows of houses appear from the navigation system, and car manufacturer logos spin in the air in front of the dashboard. Continental aims to use...[Details]
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1 Introduction The processing of micro-holes has always been a difficult problem in mechanical manufacturing, and researchers have conducted a lot of research on this issue. Currently, the methods th...[Details]
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When it comes to high-
power
adjustable voltage-stabilized
power supplies
with an output of more than 10A
, readers who have come into contact with them will think of: a huge power
...[Details]
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According to foreign media reports, as the demand for information processing and communication continues to grow, nano-optical manipulation has become a key research field. The ability to control and...[Details]
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1. Overview:
In Part 4, we get that the modulation ratio of SPWM is 1 under ideal conditions, and the DC voltage utilization is 0.866, or 86.6%. The voltage utilization is not high, and 13.4% ...[Details]
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Electrical noise can be a designer's worst nightmare, causing the system to operate erratically or even cause hard-to-track faults. In traditional CMOS logic, noise can cause signal oscillations, whi...[Details]
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Luo Binbin, deputy director of the Radio Station Administration of the State Administration of Radio and Television, Zhang Lida, director of the Science and Technology Department of the Radio Station...[Details]
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In recent years, with the continuous improvement of oilfield development, production and management, the accuracy of single well metering data has been required to be higher than before. The previous ...[Details]
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introduction
With the continuous development of information technology, people's demand for communication technology is getting stronger and stronger. Getting rid of the constraints of wired n...[Details]
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The press overload protection device is an important device used to protect the press from damage during operation. It can monitor the working status of the press in real time. When the press is ab...[Details]
RF/Wirelessly
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