string(297) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%94%B5%E4%BB%B7%E7%BB%93%E6%9E%84%E5%AE%9E%E8%A1%8C%E5%8E%82%E7%BD%91%E5%88%86%E5%BC%80%2C%E7%AB%9E%E4%BB%B7%E4%B8%8A%E7%BD%91 => Failed to connect to 101.89.117.144 port 38017: Connection refused"
电价结构实行厂网分开,竞价上网
