内容摘要：法律原则的适用在现代司法实践中存在着较大的争议。随着社会的不断发展，司法实践活动也日趋复杂化，单纯依靠法律规则已无法较好的解决现有的社会问题。当现有的法律规则不能满足司法程序进行的需要时，法律原则作为对法律规则的补充，其所扮演的重要角色便日趋明显。在司法活动中，法律原则既是弥补法律漏洞的重要手段，同时也是对法官自由裁量权的认可与规范。但由于法律原则的内涵高度抽象，它的适用增加了司法的不确定性，给了法官很大的自由裁量的空间，因此它就像一把“双刃剑”，必须适用得当。本文正是针对法律原则的适用进行探讨和分析，具体阐述法律原则在司法过程中的适用及其条件。

关键词：法律原则；法律规则；司法；原则适用

Abstract：The applicable legal principles in modern judicial practice exist the bigger dispute. With the continuous development of society, the judicial practice activities     also are becoming increasingly complicated, rely solely on the rule of law has been unable to solve the existing social problems. When the existing legal rules do not satisfy the need of judicial procedure, legal principle of the rule of law as a supplement to the role of those will become increasingly obvious. In judicial activities, legal principles are not only make up an important means of legal loophole, but also to the discretion of the judge acknowledged and norms. But because the connotation of legal principles, it is highly abstract increased judicial uncertainty, gave the judge big discretion of space, so it is like a "double-edged sword", must apply proper. This paper is aimed at the applicable law principles discussed and analyzed, expounds the legal principles applicable in judicial process and its conditions. 

Key words: Legal principle,   The rule of law,   Justice,   Principles applicable