同时，针对TSP问题的工程背景提出了若干发展性研究内容与方法。

Moreover, with respect to the powerful engineering background of TSP, some improving research and approaches are presented.

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方法：采取文献检索、比较研究、状况研究、发展性研究和个案分析的方法进行分析。

Methods: Methods of literature review, comparative study, the research of situation, developmental study and case study were adopted.

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尽管威廉姆斯综合症患者极少，但是研究这种综合症能够更好的治疗孤独症——一个更加普遍的发展性紊乱症状包括一些社会行为的问题。

While Williams syndrome is relatively rare, studying it might shed more light on autism - a much more prevalent developmental disorder whose symptoms include problems in social behavior.

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