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The development history of relay protection tester As an indispensable resource for national economic development and people's daily life, the application of electricity has become an important i...[Details]
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Commonly known as a shake meter, it is a commonly used measuring instrument. Megohmmeters are mainly used to check the insulation resistance of equipment, household appliances or electrical lines to ...[Details]
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Bendable screens, foldable phones, paper-thin TV screens; transparent windows that let light in during the day and become a light source at night; navigation information that can be played through ...[Details]
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The 2023 MWC World Mobile Communications Conference is in full swing. Many technological innovation companies from around the world have come up with their latest innovations and star products. OPPO ...[Details]
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Micron, the largest memory chip maker in the United States, reportedly gave an optimistic outlook for its current quarter results, suggesting that demand growth from data center customers remains str...[Details]
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At 9:30 am on July 16, 2019, with the ringing of the opening bell, Shanghai Quectel Communications Technology Co., Ltd. (stock abbreviation "Quectel Communications", stock code: 603236) officially li...[Details]
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From June 4 to 6, 2023, the China International Information and Communications Exhibition (hereinafter referred to as the "PT Exhibition") with the theme of "Opening the Information Artery to Create ...[Details]
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According to Jiwei.com on February 19, OPPO Find X3 has been connected to the network. The exposed ID photos show that the front of the phone uses a dual-curved hole-punch screen with a small curvatu...[Details]
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The power transmission of the power transformer depends on the material and cross-sectional area of the iron core. The so-called cross-sectional area, whether it is an E-shaped shell structure or an...[Details]
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A very important detection index in the feed factory is moisture. The application of handheld rapid moisture meter can greatly shorten the measurement time. Generally, it only takes a few minutes t...[Details]
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CAN bus is a serial data communication protocol. Its communication interface integrates the physical layer and data link layer functions of the CAN protocol, which can complete th...[Details]
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On November 29th local time, Matthew Hill of Monash University received the Solomon Award in recognition of his development of "magic crystals", which have dozens of applications from cleaning gases ...[Details]
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Recently, Beijing Baidu Netcom Technology Co., Ltd. disclosed two patents entitled "Autonomous driving vehicles and systems for autonomous driving vehicles", with publication numbers CN112389461A and...[Details]
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Radio frequency identification technology RFID is a non-contact automatic identification technology. Its basic principle is to use the transmission characteristics of radio frequency signals and sp...[Details]
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Test products: Car audio and video monitoring board and 24V power board
Leimao laboratory temperature and humidity: 26 degrees, 61%
Test standards: static electricity, surge, load d...[Details]