3、 定义文件夹数据块（folder block）：持续属性类BLOCK （1） 触发器：
基于12个网页-相关网页
... 文件库，卷宗 folder 页面折迭块 folder block 页面折迭目录 folder directory ...
基于8个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
Apple is fashion, and its iPad fits snuggly as the cyber-purse or folder that can be clearly seen from a block away making a thunderous cyber-fashion statement.
FORBES: Apple Web Store iPad Shipment Delays Rise To 3-4 Weeks
应用推荐
模块上移
模块下移
不移动