Howto maximize the ROI in 2d slices simultaneously?

Howto maximize the ROI in 2d slices simultaneously?
like in the `cropVolume’:

我的意思是说, 我创建了一个ROI之后, 我想在3个2dSlice里面最大化显示

I mean, after I’ve created an ROI, how to maximize display the ROI in 2dSlices simultaneously.