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LCD display module: LCD liquid crystal display is an extremely low power display device with small operating current, light weight, low power consumption, long life, clear and beautiful writing. I...[Details]
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On May 18, 2020, vivo's official Weibo account released a video clip to continue to promote the upcoming flagship imaging phone X50. Previously, vivo's official Weibo account announced that the X50 s...[Details]
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On November 17, the 2023 21st Guangzhou International Automobile Exhibition grandly opened. Changan Automobile released Changan Automobile Battery Plan with the direction of social value leading tech...[Details]
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If there is a collision between the poles of the electron tube,
the poles of the electron tube will be short-circuited and cannot work normally. The collision of the electron tube often occur...[Details]
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An Android application usually consists of the following four components:
Activity
Intent Receiver
Service
Content Provider
...[Details]
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5G licenses have been issued. As the first batch of 5G mobile phones went on sale, a voice advocating the uselessness of 5G has appeared on the Internet. 在昨天OPPO副总裁沈义人发文谈自己对“5G无用论”的看法，沈义人称：“在5G资费进入大众...[Details]
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With the continuous improvement of human living standards, population aging has become a global development trend. At present, my country has entered an aging society, and the physical and mental ...[Details]
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The use of light in communications technology is no longer limited to fiber-optic networks. Light can now carry information from home and office to computers and many other products and devices. Where...[Details]
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Power
transformer anti-theft system
In December 2003, a major theft and destruction of power facilities shocked the whole province and even the whole country. The two parallel lines of ...[Details]
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According to Businesskorea, Samsung Electronics is developing a 200-megapixel mobile phone camera, and it is expected that the camera will first be installed on the next-generation Samsung Gala...[Details]
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VIAVI ONMSi provides fiber assurance for peak network performance
Shanghai, China, December 6, 2021 – VIAVI Solutions (VIAVI) recently announced that XL Axiata, a leading converged n...[Details]
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To further expand its portfolio of space-grade radiation-hardened power devices, STMicroelectronics has launched new ESCC (European Space Component Coordination) certified 200V and 400V power rectifi...[Details]
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On January 26, Lu Weibing, President of Xiaomi Group China and General Manager of Redmi Brand, warmed up the Redmi K40 series. Lu Weibing said that Redmi will launch many invincible new produc...[Details]
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1 Introduction
Traditional AC/DC converters have large input harmonics, low power factors, and pollution to the power grid because they are directly connected to large energy storage capac...[Details]
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Soft start and variable frequency start are two different ways of starting motors. They are widely used in industrial automation and power systems. This article will introduce the concepts, princip...[Details]
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