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In the hole box, HTD2 and 3 are installed in 2 plastic boxes, Aocheng headphones. In Figure 11.16.1, BG1, BG2: 3DG6. R1: 10K, R2: 6.2K, R3: 100K, R4: 2K, R5: 1.8K. C1: 4.7UF, C2: 4.7UF. ...[Details]
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CINNO Research Industry News, according to Japanese media Photonics, researchers at Kyushu University introduced a new blue luminescent material that can promote the development of high-efficiency OL...[Details]
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In recent years, mobile phones are no longer just a simple communication tool. They have become portable entertainment tools and are expected to develop into reliable payment tools i...[Details]
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In 2019, Xiaomi released a new concept phone, MIX Alpha, which brought a new form of future mobile phone screens - surround screens. However, in 2020, Lei Jun said that MIX Alpha was a pre-rese...[Details]
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Profibus fieldbus is widely used in the world due to its technical performance. The electric actuator industry also needs to develop products with Profibus fieldbus interface. Shanghai Automation I...[Details]
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In recent years, mobile phone manufacturers have been working hard to improve the "screen-to-body ratio" of full-screen smartphones, and have come up with camera module designs including notch...[Details]
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On November 13, Guanghua Technology announced the signing of a cooperation framework agreement with Zhuhai Gree Financial Investment Management Co., Ltd. It was disclosed that Guanghua Technology sig...[Details]
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Abstract: In order to obtain higher performance indicators, higher efficiency, and higher power density, soft switching technology has been widely used in DC/AC inverters. However, a large amoun...[Details]
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Recently, the Hebei Provincial Development and Reform Commission issued the "Notice on Matters Concerning the Management of Distribution Prices of Incremental Distribution Networks". The notice sta...[Details]
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The MIL-STD-1553 bus is a deterministic and reliable data bus developed by the U.S. Department of Defense. It is widely used in military aircraft, military vehicles, and shipboards. At present, the...[Details]
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I have been using AVR microcontrollers to do projects these days. This time, I am learning in depth while doing it, and I try to use the knowledge that I have ignored before, such as pointers, file i...[Details]
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The core network processor test chip independently developed by Tsinghua Unigroup's New H3C Semiconductor Technology Co., Ltd. has successfully completed the production and packaging test phase, and ...[Details]
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A joint research team from Xi'an Jiaotong-Liverpool University, King's College London and the University of British Columbia has innovatively applied the miniature world technology commonly used in v...[Details]
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C language "bit operation": “AND” operation: 1×1=1 1×0=0 0×1=0 0×0=0 “Or|” operation: 1+1=1 1+0=1 0+1=1 0+0=0 "XOR ^" operation: 1^1=0 1^0=1 0^1=1 0^0=0 Assume: PORTA==10110100 x=(0~7) PORT...[Details]
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Crank press and servo press are two common metal processing equipment, which are widely used in metal forming, stamping, stretching, etc. Although they have similarities in some aspects, there are ...[Details]