.ptt文件扩展名，.ptt文件如何打开？

.ptt

文件类型：MapPoint Map Template

扩展名为.ptt的文件是一个数据文件。

文件说明：

Template for creating a new map (.PTM) file in Microsoft MapPoint, a business mapping program; may include business travel and sales territory data as well as information from Microsoft Office documents..ptt                                                                      

打开.ptt文件

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来源：. ptt文件