摘要： 本文试图对设置举证时限的理由提出新的解说，并在此基础上剖析举证时限与诉讼效率的关系。文章认为：防止证据突袭和落实举证责任并非是实行举证时限制度的理由，其真正理由在于提高诉讼效率。与其他国家相比，我国民事诉讼的效率是相当高的，因此是否需要进一步提速是需要慎重对待的。实行举证时限是否能够提高诉讼效率也是需要认真研究的，在一些情形下，它确实有助于效率的提高，而在另一些情形下，它却降低了而不是提高了诉讼效率。

Abstract: A new explanation of the reason on introducing the limitation period of adducing evidence is provided， and based on this，the relationship between limitation period of adducing evidence and efficiency of litigation is analyzed．It is not the reason of introducing the system of limitation period of adducing evidence to prevent evidence assaulting and fulfil the responsibility of adducing evidence and the real reason is to improve the efficiency of litigation．The efficiency of civil litigation in China is high relative to other countries．So it should be considered carefully to improve the efficiency of litigation ulteriorly．It should be researched seriously whether the limitation period of adducing evidence can improve the efficiency of litigation．Sometimes it can improve the efficiency，others it may depress．

Key words: limitation period of adducing evidence, reason of introducing the system, efficiency of litigation