ch3是什么格式文件，ch3文件怎么打开？用什么打开？

.ch3

文件类型：Harvard Graphics DOS Chart File

扩展名为.ch3的文件是一个页面布局文件。

文件说明：

Presentation file created by Harvard Graphics DOS software, which is used to create presentations; contains a series of charts, or slides, which contain formatting, graphics, and text; used for storing and displaying oral presentations..ch3

打开.ch3文件

Mac OS

　

Windows

Harvard Graphics 98

Harvard Graphics Chart XL

Corel WordPerfect Office X5　

Linux

其它内容

来源：.ch3文件