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On November 15, Xiaomi App Store announced that the "Points Mall" will stop service at 0:00 on January 1, 2022. Starting from December 1, 2021, the entrance for earning new points will be closed...[Details]
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On November 30, Meizu held the 2023 Meizu Autumn Unbounded Ecological Conference and officially released Meizu 21 equipped with the third-generation Snapdragon 8 mobile platform. It empowers extraord...[Details]
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Timed AC power circuit with power supply of 0-1 hours
The AC power supply 555 with a power supply of 0~1 hour constitutes a timer within 1 hour. J is the coil impedance 212Ω IRC MR312...[Details]
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Researchers have developed a "superlattice" of semiconductor quantum dots that function similarly to metals. Image source: US "Site Science and Technology Daily" According to the latest issue of ...[Details]
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JJG1038-2008 "Coriolis Mass Flow Meter Verification Regulations" clearly stipulates the verification period of mass flow meters: "It generally does not exceed 1 year for grades better than 0.5, and g...[Details]
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Let's look at the basic principles of power batteries. Batteries are divided into positive and negative electrodes, and lithium ions "swim" between the positive and negative electrodes. Swimming from...[Details]
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FS stands for Full Speed, which refers to a full-speed USB device. During circuit design, a 1.5K pull-up resistor is connected to the power supply at DP to inform the host that it is a full-speed...[Details]
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Mobile power supplies are also known as power banks and free chargers. In 2004, a few manufacturers in Shenzhen produced them, mainly for export to Europe, the United States, and Japan. They have b...[Details]
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According to South Korean media BusinessKorea, the spread of the new coronavirus has led to an increase in online activities such as remote work and teaching, resulting in a surge in demand for serve...[Details]
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Recently, the National Museum of China and Huawei Technologies Co., Ltd. signed a strategic cooperation agreement. The two parties will jointly build a "smart national museum" and set up a joint inno...[Details]
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According to reports from many netizens on Weibo, Huawei Cloud experienced an outage starting at 9:20 in the morning, and the Huawei Cloud login and management backend were inaccessible. In resp...[Details]
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1. Create
Circuit
(1) Component operation
Component selection: Open the component library bar, move the mouse to the required component graphic, press the left button, and drag the ...[Details]
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An electric car is a vehicle that uses an onboard power source to drive the wheels with an electric motor and complies with various requirements of road traffic and safety regulations. It uses el...[Details]
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Introduction: Guided by SoC software-hardware co-design methodology and verification methodology, this paper systematically introduces the construction process and specific implementation of the soft...[Details]
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The matching problem of servo motors is a complex and important issue, involving many aspects such as motor selection, control strategy, and load characteristics.
Basic principles of serv...[Details]
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