decimal classification system

基本解释

The Open Shelves Classification project aims to create “a free, 'humble,' modern, open-source, crowd-sourced replacement for the Dewey Decimal System.”
这个开放书架分类项目（Open Shelves Classification project）意在创造“自由、‘简单’、现代、开源、众包的分类方案，替代杜威十进制分类法。”
The structural differences between public categories in Wikipedia and academic ones in the Universal Decimal Classification, a formal library system, stand out sharply in this map.
这幅示意图极为醒目的展示了维基百科上公共目录和正式文库系统国际十进分类法（Universal Decimal Classification）中的学术目录在结构上的差异。