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Code: /* C language example 18 Question: Find the value of s=a+aa+aaa+aaaa+aa...a, where a is a number. For example, 2+22+222+2222+22222 (a total of 5 numbers are added at this time), and the addit...[Details]
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China Energy Storage Network News:
On April 20, the State Grid Northwest Branch learned that from the 14th to the 15th of this month, the Northwest Branch pioneered the "cloud debugging" of t...[Details]
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New dedicated online resource center dedicated to providing engineers with free online technical tools and comprehensive R&D and training materials to support their product design and professional de...[Details]
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Transformers are electrical devices that transfer electrical energy between two or more circuits through electromagnetic induction. They play a key role in the long-distance transmission and distri...[Details]
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Dutch technology blog LetsGoDigital reported that TCL submitted an application for a smartphone design patent to the State Intellectual Property Office on March 3, 2020, and officially announ...[Details]
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— Enabling new industry applications and continuously building an edge intelligence industry innovation platform —
Science and technology are entering a new development c...[Details]
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Description
This launch controller can be used with low voltage battery igniters, which fire rocket engines in model rockets such as the Estes range. These circuits are electrical, only switches...[Details]
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Abstract: When adding network protection components or routing signals through connectors and other PCBs, it is often necessary to adjust the transmit signal waveform. The DS26528 and DS26524 can make...[Details]
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At present, high-power LEDs are used in high-value products such as automotive lighting, lighting fixtures, LCD backlights, LED street lights, etc., and can also generate considerable profits. Ho...[Details]
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1. Overview
Lightning disaster is one of the natural disasters that humans cannot avoid at present. Surge protector (SPD) is a device that suppresses the impact voltage generated by lightning,...[Details]
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1. Overview A common problem of AC speed regulation system composed of frequency converter is that its performance is not ideal when the system runs in the low-frequency area. It is mainly manif...[Details]
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Oscilloscope - Glossary - IV
N
Nanosecond (ns) - A unit of time equal to 0.000000001 second.
Noise – Unwanted voltage or current in a circuit.
O
...[Details]
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On September 1, at the 2022 China International Fair for Trade in Services, a meter-tall intelligent robot
was seen patrolling in front of
a wall with 14 lockers on it. It
could automaticall...[Details]
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In the past, I couldn’t understand the hexadecimal (actually binary, for the sake of appearance, it is displayed in hexadecimal ASCII code) of this DLL file, and I drooled over some experts using ...[Details]
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The wiring method of converting a three-phase inverter to a 220V single-phase is a highly technical job, which requires a deep understanding of the working principle and wiring method of the invert...[Details]
Analogue and Mixed Signal
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