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Through review historical cognitions on relations between complexity and randomicity，bring forth and analyzing immediate relationships between randomicity and Kolmogorov complexity from computer science，this paper tries to peel off some errors understanding on this relations and to return real relations about the them，and analyzing Dell Mann effective complexity concept，argument that two relations between complexity and randomicity，and three random instances.<br/>

This paper analyzes the basic structure of scientific explanation context and indicates the six basic functions of scientific explanation context. Upon them，the essence of the method of contextual analysis and six basic principles of using these methods are discussed.<br/>

Psychiatry has the character of transdiscipline. The development of psychiatry in certain historical stage is not only determined by the level of the medical science，but also has tight relation with the dominate philosophic idea at that time. This thesis investigated the philosophic foundation of modern psychiatry from the perspective of the history of psychiatry，pointed out the dialectical interactive relation between psychiatry and philosophy.<br/>

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An important character of technological innovations in the period of emergence and development of high tech industry is that they realized in the form of cluster of innovative start-up s，which is also a remarkable pattern of silicon valley’s innovation activities. Through an analysis of the essence of technological innovation as the process of "creative construction"，an analysis of innovation subject’s shift in the growing process of start-ups，and an analysis of both advantages and disadvantages of small size firms，the author discusses the importance of regional networks of innovation for the development of high tech industries，and also give a new interpretation of innovation activities in silicon valley.<br/>

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Zhuxi is one of the typical examples what Needham sued explaining that Taoism’s organic nature theory is the stimulates of the ancient Chinese science and technology. Zhuxi’s achievement is the most and the largest in the three typical example. Zhuxi’s points in science are Shenkuo by origin，and Shenkuo is Taoism by origin.Therefore，the thesis studies the relation between Zhuxi’s points in science and Taoism. The thesis analyses cosurology，life science and medicine，meteorology，etc. ,and points out that Zhuxi’s points in these subjects are Taoism by origin. Taoism’s organic nature theory guided Zhuxi studied these subject affect European and Chinese science and technology.<br/>