mac的

#! /bin/bash 
 
open -a /Applications/Google\ Chrome.app/ --args --user-agent="Mozilla/5.0 (iPad; CPU OS 5_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9B176 Safari/7534.48.3" 

windows的

cd C:\Users\Administrator\AppData\Local\Google\Chrome\Application 
start chrome --user-agent="Mozilla/5.0 (iPad; U; CPU OS 3_2 like Mac OS X; en-us) AppleWebKit/531.21.10 (KHTML, like Gecko) Version/4.0.4 Mobile/7B334b Safari/531.21.10"