You can change the appearance of PERT boxes by double-clicking any open space on the PERT Chart, clicking the Border tab, and then clicking the options you want.

• 可以更改“统筹”框的外观，具体做法是：双击“统筹图”空白区域以显示“方框样式”对话框，选取“边框”选项卡，然后选择所需选项。