《乾凿度》在《易纬》中保存的最为完整,也是《易纬》中最重要的一种,历来受到研究者的重视,如《四库全书总目提要》说其后人征引最多,“于《易》旨有所发明,较他纬独为醇正”。朱伯崑先生说:“《乾凿度》,从易学史上看,可以说是汉易的‘系辞传’,即汉代易学通论。其对《周易》的性质,八卦的起源,卦爻象的结构以及筮法的体例都作了解说, ”Drill Chisel“ is the most complete preserved in ”Wei-Wei“, and is also the most important one in Yi-Wei. It has always been valued by researchers. For example, Sikuquanshuranli , ”In the“ Yi ”purpose has invented more than he Wei independence is “. According to Mr. Zhu Bo-kun, ”Drill chisel degree" can be said to be Han’s Ci-verse from the perspective of the history of Yi learning, that is, the theory of Yi-ology in the Han Dynasty, and its influence on the nature of the Book of Changes, the origin of gossip, Structure and method of law are explained,