string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=cad2008%E6%BF%80%E6%B4%BB%E5%A4%B1%E8%B4%A5%E6%80%8E%E4%B9%88%E5%8A%9E => Failed to connect to 101.89.117.144 port 38017: Connection refused"
cad2008激活失败怎么办
