要 licence key嘛,你去下载个破解版嘛,网上很多!!:)http://hi.baidu.com/tiking_ra/blog/item/dbff8e44df125b49500ffed8.html/cmtid/789dfadebd473f5f95ee37c4 Proteus 7.1 SP2“安装”和“破解”步骤