string(254) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%B1%B1%E4%B8%9C350%E5%88%B0400%E5%88%86%E8%83%BD%E4%B8%8A%E5%93%AA%E4%BA%9B%E5%A4%A7%E5%AD%A6%E5%91%A2 => Received HTTP code 403 from proxy after CONNECT"
山东350到400分能上哪些大学呢
