Recently, Hunan LED research status and application trend seminar was held. Energy experts said that LED technology is expected to be extended to street lighting in Changsha.
Changsha City revealed that in 2010, Changsha City promoted 850,000 energy-saving lamps in the city by means of government subsidies, which can save 42.5 million kWh of electricity annually. Residents purchase energy-saving lamps by 50% of financial subsidies, units and other large users to buy, by financial subsidies of 30%. In terms of street lamps, there are currently about 70,000 street lamps in Changsha. If all LED lighting technology is used, the energy saving rate can reach more than 65%.
As a mobile multi-purpose platform, tablet computers also provide many possibilities for mobile teaching. The touch-based learning & entertainment teaching platform allows children to efficiently improve their academic performance in a relaxed and pleasant atmosphere. Such tablet computers generally integrate two learning sections of various courses and systematic learning functions. Generally, it includes multi-disciplinary high-quality teaching resources. The education tablet has the following main functions: it has the functions of touch screen input, text editing, picture editing, data storage, data management, wired and wireless Internet access that ordinary tablet computers have; Management functions, search methods support manual search, query by keyword, query by time; text and pictures can be scanned and converted into documents to save.
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