string(222) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=cmtds%E5%92%8Ccmnet%E7%BD%91%E9%80%9F%E5%93%AA%E4%B8%AA%E5%A5%BD%E7%94%A8 => Received HTTP code 403 from proxy after CONNECT"
cmtds和cmnet网速哪个好用
