本文就《中图法》第三版的几个具体问题谈点想法。一、列类标准有不尽一致的地方。如世界史和各国史是以时代分期作为列类标准,而中国史是以社会性质作为列类标准。又如,在“K26 新民主主义革命时期”中, This article talks about several specific issues in the third edition of the Chinese Library Classification. First, there are inconsistencies in the standard categories. For example, the history of the world and the history of other countries adopt the staging of the times as the criterion for the classification of classes, while the history of China is based on the social nature as the criterion for classification. In another example, in “K26 New Democracy Revolution Period”