win7重装系统后，要安装的日常软件 设置文件夹后缀名可见。 “”我的电脑“–>“工具”–>“文件夹选项”–>“查看”–>“显示隐藏的文件、文件夹和驱动器”,“隐藏已知文件类型的扩展名”

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]

[db:摘要]