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Apple and Google released their long-awaited pandemic tracking app on Wednesday (May 20) to automatically notify people if they have been exposed to the coronavirus. The two companies said 22 countri...[Details]
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Today, automobile products have developed into a unified whole composed of various independent systems. As vehicles pursue high safety and low emissions, the phenomenon of small parts having a bi...[Details]
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The era has once again come to
another juncture of
the productivity revolution
.
Robots,
as an important tool for new productivity, have been widely used in
many fields such as
i...[Details]
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1. Introduction
The most frequently involved parameter in the rotary power system: rotary torque. In order to detect the rotary torque, the traditionally used torsional angle phase difference
...[Details]
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The U.S. Department of Commerce said on the 21st that it would investigate "U.S. companies' purchases of traditional Chinese semiconductors" to reduce "the national security risks posed by China." Th...[Details]
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Introduction:
• This circuit uses a 12V DC power supply to drive a 1.5A high-brightness LED, suitable for replacing the original MR16 halogen lamp system.
• The LM3406 has a two-wire dimmin...[Details]
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In the past, LED lamps all used constant voltage power supplies. At that time, we did not understand the performance of LEDs. According to the data given by the manufacturer, each small lamp bead w...[Details]
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Field strength instrument generally refers to the instrument used to test field strength. The size of the field strength meter is the unit of V/m, which contains the length unit m. In principle, the ...[Details]
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This month, Nut Mobile released an announcement stating that Smartisan Technology will be shut down in the near future. In the announcement, Nut Mobile said that the Hammer Forum will ceas...[Details]
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A new workers’ revolution is emerging in China, but the protagonists of the change are not humans.
Driven by soaring wages and an aging population, managers at electronic equipment factories say ...[Details]
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This corridor light made of high-brightness light-emitting diodes is turned off during the day and automatically lights up after dark. The annual power consumption does not exceed 2 degrees, and th...[Details]
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This article first introduces the application environment of special lighting, then elaborates on the basic principles and practical cases of using DC/DC regulators to achieve constant voltage to c...[Details]
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On October 11, the Qinghai Salt Lake Chuangrong Yellow River Hydropower Chaerhan Industrial Park 530,000-kilowatt source-grid-load-storage project started construction, marking another solid step forw...[Details]
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On April 22, Dongxin Semiconductor Co., Ltd. (hereinafter referred to as Dongxin Co., Ltd., stock code 688110) released its 2021 annual performance report. From January to December 2021, the total op...[Details]
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Chapter 1 Overview: Power factor definition and harmonic power supply design have always been a very challenging task. As many traditional problems have been solved, some standards related to power s...[Details]