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On January 30, Hi-P released its performance forecast, stating that the company expects a net loss attributable to shareholders of the listed company of 1.92 billion yuan to 2.85 billion yuan in 2020...[Details]
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introduction
The traveling wave ranging method is currently the main method for cable fault ranging. The literature uses the wavelet packet denoising method to process and analyze the obtained...[Details]
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Recently, PHANTEKS MG (MetallicGear) launched a "grater" case, which looks very similar to Apple's new Mac Pro from the front. In terms of price, the "grater" case Neo Pro is priced at US$60 (about R...[Details]
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1 Introduction
The frequency conversion speed regulation of medium and high voltage large capacity motors is the focus of the national energy conservation and emission reduction work. The main...[Details]
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The laboratory animal individual ventilated cage (IVC) (closed loop) monitoring system uses a microcontroller to collect parameters such as the ventilation volume of the cage fan and the ammonia co...[Details]
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Delay Interrupt Organization Block and Its Application
The delay interrupt organization block (such as OB20) can delay the execution of certain operations. When the "SRT_DINT" instruction is c...[Details]
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In a servo drive control system, in order to achieve magnetic field oriented control, it is necessary to sample the current of at least two-phase motor windings. These two current samples will be u...[Details]
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To meet the demand for high-performance ANC products, Zhongke Bluexun and ADI jointly released the reference design solution of Xunlong Second Generation & ADAU1850/1860. Compared with the first gene...[Details]
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Connect regulators in parallel to increase current and spread heat
Figure 3 shows how multiple LT3083s can be paralleled to increase output current and spread the heat. Note that the ballast requ...[Details]
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According to foreign media reports, Artilux, an innovator in optical and electronic technology, announced the launch of the new Artilux Explore series of wide-spectrum 3D sensing technology. Compared...[Details]
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Nexperia, an expert in high-volume production of basic semiconductor components, will make its debut at the 3rd China International Import Expo in Shanghai from November 5 to 10, 2020, and will fully...[Details]
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Recently, the Henan Provincial Development and Reform Commission issued a notice on printing and distributing the list of key construction projects in Henan Province in 2021. In 2021, Henan Provinc...[Details]
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Installation Issues
summary
The questionnaire report (Appendix B) and published literature both point out that airports need to consider some important issues when planning to install LED...[Details]
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How to remotely control a portable power quality analyzer? MAVOWATT series portable power quality analyzers can be used to monitor, analyze and record power quality parameters in public grid systems ...[Details]
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Speaking of the "Fast and Furious" series
The first thing that comes to mind is the cool car skills that appear in the play.
Or his classic line “For Family”?
After watching "F...[Details]