string(312) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BA%8C%E7%BA%A7%E5%BB%BA%E9%80%A0%E5%B8%88%E7%9F%BF%E4%B8%9A%E5%B7%A5%E7%A8%8B%E4%B8%80%E8%88%AC%E9%83%BD%E8%80%83%E5%A4%9A%E5%B0%91%E5%88%86 => Failed to connect to 101.89.117.144 port 38005: Connection refused"
二级建造师矿业工程一般都考多少分
