The influential factor of POCD is variety and the pathogenesis is unclear.

POCD有较多相关因素，但其发病原因及机制仍不清楚。

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Analysis is the influential factor of the moisture permeability of envelop materials, and put forwards the ideas of how to design envelop materials.

对封套材料透湿率影响因素进行了分析，提出了设计封套材料的见解。

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The study tracked more than 300, 000 people over seven years and concluded that having a good support network is as influential a factor in your long-term health as whether or not you're a smoker.

这份研究在过去七年跟踪超过300,000个人，得到的结论是，在影响你健康长寿的因素里，有良好支持的交际网络的地位与你是否抽烟的地位等价。

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Given, though, that the methodology of each ranking is subjective in its choice of criteria, and that the difference between a school ranked 25th or 35th is probably not that great, the results should never be the most influential factor when identifying the right school for you.

FORBES: The Best Business Schools of 2012 - The Ranking of MBA Rankings

Duffy also believes the struggle to replace influential players has been the main factor in Hearts' struggles so far this season.

BBC: Romanov slams Laszlo budget woes