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To solve the difficulties in increasing large number of knowledge, with unstable irresponsible quality and acquiring automatically and implicitly dynamic individual knowledge needs of designers, an approach of knowledge service implementation in complex product design (CPD) process is put forward. The knowledge affair-matter-element model is proposed, achieving the organic integration between knowledge and design activities. Finally, the method of extensible knowledge optimization and the method of self-adaptive knowledge service are discussed.

With the rapid development of information technology supported by the Internet, it has deeply influenced the air transport service industry. And the traditional full-service airline is difficult to survive in the Internet era. Through identifying the impact factors of business model innovation, it is found that Internet + and value principle of transport service industry play positive role in business model innovation, based on 400 survey data to build structural equation model.

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