立法学对法律规范结构的探讨,在很大程度上要借鉴法学基础理论的认识成果。在各种法学教材中我们可以看到,无论是三要素说还是二要素说,都试图用法理学方法来阐明法律规范的逻辑结构,即一个法律规范的结构在理论意义上,必须具备哪些特定的组成部分或要素,才是充分有效和符合实际客观需要的。由此,在狭义上要求单个法律规范具有特定的逻辑要素,在广义上要求整个法律规范体系必须做到严谨、周密、协调。可见,法律规范的逻辑 Legislation on the legal normative structure of the discussion, to a large extent, to learn from the basic theory of law recognized results. In all kinds of legal teaching materials we can see that no matter whether the three elements or the two elements are said to try to use the jurisprudence to clarify the logical structure of legal norms that a legal normative structure in the theoretical sense must have what specific Components or elements, is fully effective and in line with the actual objective needs. Therefore, in a narrow sense, requiring a single legal norms to have specific logical elements requires, in a broad sense, that the entire legal normative system must be rigorous, thorough and coordinated. Can be seen, the logic of legal norms