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The BSIMM's sole purpose is to observe and report. Our "just the facts" approach is not uncommon in science and engineering, but it is rare to see it adopted on such a large scale in software securit...[Details]
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Principle of bridge tester Vx and Vr are both vector voltmeters, and Rr is an ideal resistor. The meaning of a self-balancing bridge is that when the DUT (Device Under Test) is connected to the c...[Details]
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Download gcc from here: http://sourceforge.net/projects/mspgcc/ After downloading, it is a zip package. Unzip it and then set the environment variables, for example: export PATH=$PATH:$HOME/tools/ms...[Details]
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The measurement of ground resistance tester is becoming more and more widespread and important. At present, there are two main methods for measuring ground resistance: traditional ground resistance...[Details]
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On December 15, Guangzhou Automobile Group Co., Ltd. (GAC Group) and China Southern Power Grid Electric Power Technology Co., Ltd. (CSG Technology) signed a strategic cooperation agreement to coope...[Details]
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1. Classification of analytical instruments There are many types of analytical instruments with different uses. According to the measurement principle and analysis method, analytical instruments can...[Details]
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1. Introduction Figure 1 is a schematic diagram of a smart home structure. It can be clearly seen from the figure that a smart home consists of the following aspects: lighting and socket control sys...[Details]
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The speed range of variable frequency motors depends on the performance and design of the inverter. Usually, the speed range of variable frequency motors is about 10%~200% of the rated speed of the...[Details]
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Last night, Honor held a press conference with the theme of "To Extraordinary" and officially launched the Honor Magic 3 series of mobile phones. After the press conference, Honor CEO Zhao Ming accep...[Details]
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I recently came into contact with and learned about a STM8 series chip. After learning ARM9+Linux before, I felt that I could get started quickly when learning microcontrollers. Basic information of...[Details]
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test instrument
Test items
Mechanical parts
Multimeter (with temperature, pressure, speed module) Infrared spot thermometer Pressure, temperature, loop process calibrator
• Cool...[Details]
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The latest report from Digitimes Research predicts that seasonal effects will have a greater impact on the notebook computer market in the first quarter of 2022 than in the first quarter of 2021, wit...[Details]
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In the first quarter of 2019, the EDA industry's revenue reached $2.6 billion, making it one of the strongest quarters in EDA history. System design, IP, artificial intelligence, what is the secret o...[Details]
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Small active speaker circuit diagram
This circuit is suitable for computer speaker active amplifier or Walkman power connector, with the characteristics of simplicity and reliability, cheap an...[Details]
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Classification and parameters of thermistors
Thermistors are a type of sensitive components. Their resistance value will show a step change as the temperature of the thermistor body changes...[Details]
Power technology
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