Android支持具有固定宽度图标的多个屏幕

This may not be explained the best but here it goes. I have a window of 2 by 2 square icons. I found a custom layout script that spaces these equally on the screen. These 4 icons consist of a square background with a little image and title. At the moment the width and height are defined in dp. But that stretches or shrinks the text. I am assuming I need to use fixed values. I understand that there are 4 generalised screen resolutions.This may not be explained the best but here it