正文：
- -webkit-min-device-pixel-ratio为1.0
- 所有非Retina的Mac
- 所有非Retina的iOS设备
- Acer Iconia A500
- Samsung Galaxy Tab 10.1
- Samsung Galaxy S
- -webkit-min-device-pixel-ratio为1.3
- Google Nexus 7
- -webkit-min-device-pixel-ratio为1.5
- Google Nexus S
- Samsung Galaxy S II
- HTC Desire
- HTC Desire HD
- HTC Incredible S
- HTC Velocity
- HTC Sensation
- -webkit-min-device-pixel-ratio为2.0
- iPhone 4
- iPhone 4S
- iPhone 5
- iPad (3rd generation)
- iPad 4
- 所有Retina displays 的MAC
- Google Galaxy Nexus
- Google Nexus 4
- Google Nexus 10
- Samsung Galaxy S III
- Samsung Galaxy Note II
- Sony Xperia S
- HTC One X
-webkit-min-device-pixel-ratio的常见值对照
原文：http://www.cnblogs.com/yemanhuainv/p/5213115.html
