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Background and challenges Internet cafes in the country widespread, Internet cafes operating scale is continually expanding, followed by an increasin...
Background and challenges With the development of society and the continuous improvement of people's material living standards, tourism has become on...
Museum collection, collection, protection, research, exhibition about history, culture, art, natural science, technology, and other aspects of the cul...
With the progress of people's living standard, China's vehicle to maintain volume in recent years continued to rise, the number of motor vehicles incr...
In recent years, China's food and drug safety accidents occur frequently, the situation is more serious. In terms of food, from the initial exposure t...
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