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According to the latest report from market research firm Canalys, the total shipments of smartphones in the US market in the second quarter of 2020 were approximately 31.9 million units, a year-on-ye...[Details]
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From the appearance of the battery, it is a nickel-metal hydride battery with a capacity of 1450 mAh. The standard charging method is: use 1/10 of the rated capacity of the battery, that is, 145 mAh,...[Details]
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Jingyuzu, a brand under JD.com, released this neckband Bluetooth headset in the first half of this year. In the past two years, the Bluetooth headset market has developed rapidly, with many products ...[Details]
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According to foreign media reports, TikTok is trying to get rid of the US's total ban by selling its US business, but it may encounter some troubles. The Wall Street Journal reported that China has i...[Details]
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I. Introduction In recent years, with the development of agricultural science and technology in our country, vegetable greenhouse technology has been widely popularized and applied, and the number of...[Details]
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1. Overview The PXIe-5668R vector signal analyzer (VSA) provides 765 MHz bandwidth with best-in-class measurement performance and speed. This high-performance microwave signal analyzer can meet the d...[Details]
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The long-term use of LED clock display will produce a certain cumulative error, so it needs to be corrected after a period of use. However, large-screen clock displays are usually hung at a high place...[Details]
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O Introduction
With the rapid development of infrared detection technology, the amount of data to be processed by today's infrared real-time image processing systems is getting larger and ...[Details]
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Recently, according to foreign media reports, Tesla listed Canadian power battery company Hibar Systems (hereinafter referred to as "Hibar") as one of its subsidiaries in its latest public disclosure...[Details]
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Which PLC can directly replace Mitsubishi FX1N and 2N? Mitsubishi's official website announced that both 1N and 2N have been discontinued. Some of our equipment uses these two models. We want to q...[Details]
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During operation, the multi-degree-of-freedom motion is achieved through the drive. If there are relatively high requirements for the speed and accuracy of the robot's operation, the response spe...[Details]
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Abstract: This paper compares and analyzes three sinusoidal pulse width modulation (SPWM) control methods, points out their respective advantages and disadvantages and applications, gives some ma...[Details]
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PLC is widely used in the industrial control industry, and it often fails to work properly. Through this article, you can master the problem of PLC. All brands of PLC have self-diagnosis function, ...[Details]
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Continuing with the topic from the day before, on the Nurburgring track, Tesla's Plaid power system Model S prototype and Porsche Taycan began an offensive and defensive drill for the fastest lap rec...[Details]
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On the evening of the 2024 Guangzhou Auto Show Media Day, after running around, I finally had time to think about some impressions. Especially compared to the first time I came to the Guangzhou Aut...[Details]