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There are three main ways to dissipate heat: conduction, convection and radiation. For bulbs and spotlights, conduction plays the most important role. In order to achieve good heat conduction effects...[Details]
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1 Introduction
LED is called the fourth generation of lighting source or green light source. The light-emitting device of LED is a cold light source, which has the characteri...[Details]
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According to Bloomberg, Apple's Apple Watch will undergo a major overhaul this year. The "Apple Watch Series 7" will adopt narrower display bezels, a faster processor, and support newer ultra-wideban...[Details]
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Recently, the reporter learned from the Autonomous Region's Department of Industry and Information Technology that Sungrow Electric's 10GW high-efficiency intelligent inverter project was officiall...[Details]
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SF6 trace moisture tester operation method 1. First, turn on the power and allow the instrument to perform self-calibration (perform ventilation test after 5 minutes). 2. Close the flow regulating va...[Details]
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In the STM32 microcontroller, GPIO pins can be configured into more modes, which will be introduced in this article.
1. Input/Output Mode
2. Output Mode
In GPIO output mode, the differenc...[Details]
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The width of the plate varies, some are very narrow, and some are very wide. Regardless of the type of plate, the width is an important indicator. For narrow plates, many measuring devices can easily...[Details]
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Hydraulic systems have the advantages of light structure, large transmission ratio, stable operation, easy to achieve stepless speed regulation and automation, etc., and have been widely used in vario...[Details]
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As the penetration rate of new energy vehicles continues to increase, the recycling of retired power batteries has also received widespread attention. Generally speaking, power batteries face retireme...[Details]
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On the afternoon of the 16th, Huawei released its third quarter 2019 operating performance report on its official website. The report shows that as of th...[Details]
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There are three main methods for testing bursting strength or bursting strength: bursting method, marble bursting method and steel ball method. Foreign countries such as the United States, Japan, Sou...[Details]
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On October 24, 2024, at the GEEKCON conference, a security team demonstrated how to crack
the protection system of
a
smart car
through a live demonstration, unlocking and starting the vehicl...[Details]
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According to the latest preliminary data from Canalys, global smartphone shipments fell 6% in the July-September period compared to the same period last year. Component shortages are undoubtedly the ...[Details]
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How to repair a two-phase motor that does not rotate and buzzes after being powered on
If a two-phase motor does not turn and makes a humming sound after being powered on, the motor may be dam...[Details]
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A few days ago, I found it difficult to initialize SDRAM code, mainly because I had never been exposed to this aspect before and had no experience. Now it seems not difficult, but the trouble is that ...[Details]
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