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The brightness of LED fluorescent lamps, LED ceiling lamps, LED downlights, LED bulbs, LED candle lamps, etc. is measured by luminous intensity. Luminous intensity refers to the luminous intensity i...[Details]
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DMA, the full name is: Direct Memory Access, which means direct memory access. The DMA transmission method does not require the CPU to directly control the transmission, nor does it have the process ...[Details]
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A certain device is a large and complex equipment integrating mechanical, electrical and hydraulic integration. The computer controls the closing of the solenoid valve through a relay, and then con...[Details]
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In the second half of this year, ZTE will be the first to mass-produce commercial under-screen camera technology, with the first model being the ZTE AXON 20 5G. Almost at the same time, Xiaomi demo...[Details]
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China Energy Storage Network News:
China's clean energy development focuses on the western and northern regions, mostly at the end of the power grid, or even in areas without power grids. The...[Details]
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Development and Reform Energy No. 1698
To the Development and Reform Commissions, Energy Bureaus, Industry and Information Technology Departments, Finance Departments of all provinces, autono...[Details]
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How to correctly switch the generator and probe of Fluke Network Cable Finder MT-8200-60-KIT for use together. The following introduces the main functions of Fluke Network Cable Finder. The main fu...[Details]
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1 Introduction
There are many methods to measure antenna characteristic parameters. At present, the main methods include three categories: far-field measurement of antenna, compact field measurement ...[Details]
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0 Introduction
With the rapid development of the domestic economy, the size of cities is constantly expanding, especially the growth of various means of transportation is faster, w...[Details]
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On the morning of May 28, State Grid Corporation of China held a conference in Beijing to study and implement General Secretary Xi Jinping's important expositions on scientific and technological in...[Details]
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From the ZTE incident last year to today's Sino-US trade dispute, one word has always been at the center of the storm of public opinion: chips. Behind the voice, there are also many secrets about chi...[Details]
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Let's take a look at the appearance and internal structure of the stepper motor again: the stepper motor has a total of 5 leads, the red one is the common end, connected to the 5 V power supply, and ...[Details]
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It has to be said that our demand for cars has long surpassed transportation. A good car is not only about power and quality, but also about comfort and intelligent configuration. In other words, com...[Details]
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The relay protection tester is a new type of intelligent testing instrument that replaces the previous testing tool that was composed of a voltage regulator and a phase shifter. It has the characteri...[Details]
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Regarding the point of "via cover oil" and "via opening window" (the difference between the usage of VIA and PAD), many customers and design engineers often ask what this means when placing an order ...[Details]
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