string(283) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BD%9C%E4%B8%BA%E7%8F%AD%E9%95%BF%E6%80%8E%E6%A0%B7%E7%AE%A1%E7%90%86%E5%A5%BD%E4%B8%80%E4%B8%AA%E7%8F%AD%E7%BB%84 => Failed to connect to 14.18.117.71 port 38133: Connection refused"
作为班长怎样管理好一个班组
