The Qixia compound fold is the main body of the east-west structure, and the faults associated with the fold are mostly compounded, pulled, and reformed by the late New Cathaysian faults. Direction. The Neo-Cathaysian structure is the main ore-controlling structure in the mining area, which can be
Read more[Text|High-tech LED reporter Xiong Yuheng] At present, in the field of high-power LED lighting module products, due to the different LED luminous efficiency technologies, only about 15~25% of the input electrical energy will be converted into light energy, and the remaining 75~ 85% will be converte
Read moreintroduction Since the advent of single-chip switching power supplies in 1994, it has created conditions for the promotion and popularization of switching power supplies. The application of switching power supplies involves various fields of electronic and electrical equipmen
Read moreRecently, Michael J. Fox, who has appeared in a popular sci-fi comedy "Back to the Future," diagnosed with Parkinson's disease. The actor hopes to get more people concerned about this disease through his own foundation. It now appears that the foundation may even find ways to
Read moreThe 2014 ELECTRONICA International Electronic Components, Materials and Production Equipment Exhibition in Munich, Germany will be held from November 11th to 14th in Munich International Expo Center. The exhibition is one of the largest and most influential electronic components fairs in E
Read moreThe LED strip refers to the assembly of the LED on a strip-shaped FPC (flexible circuit board) or PCB hard board, and its name is named like a tape. Because of its long service life (generally normal life of 8 to 100,000 hours), it is becoming more and more environmentally friendly a
Read moreYuan Youlou, deputy director of the Guangdong Provincial Intellectual Property Office, revealed in Guangzhou on the 25th that as of now, there are more than 70,000 LED international patents in China, including more than 20,000 LED international patents in Guangdong, accounting for about 30% of the
Read moreintroduction Power sequencing is a must-have feature for microcontrollers, FPGAs, DSPs, ADCs, and other devices that require multiple rail rails. These applications typically require powering up the core and analog modules before the digital I/O rails are powered up, but some
Read moreThe global sapphire crystal rods are not enough. The upcoming iPhone 6, 10 and only one may be a sapphire screen. The crystal rod industry said that the global production capacity is currently only 10 million pieces (about 2 inches), and the iPhone 6 sapphire screen is added to the non-Ping mobile
Read more1 Introduction GPS attracts many users around the world with its high precision, all-weather, global coverage, convenience and flexibility, and high quality and low price. The wide application of GPS has changed the way people work, improves work efficiency, and brings huge e
Read moreFuse resistor detection. In the circuit, when the fuse resistor melts and disconnects, it can be distinguished based on experience: if it is found that the appearance of the fuse resistor is black or scorched, it can be judged that the load is too heavy, and its current exceeds many times
Read moreAccording to informed sources, it is expected that the Xingyu-based FAW-Volkswagen Audi Q3 will be mass-produced in 2016, and the sales revenue of this project will be uncertain. Recently, the company said on the interactive platform that the company received FAW-Volkswagen Automotive Co., Ltd. (h
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