string(346) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%AE%A1%E7%90%86%E5%A5%BD%E4%B8%80%E4%B8%AA%E5%9B%A2%E9%98%9F%E9%A2%86%E5%AF%BC%E8%80%85%E8%A6%81%E5%85%B7%E5%A4%87%E5%93%AA%E5%87%A0%E7%82%B9%E7%B4%A0%E8%B4%A8%E8%A6%81%E6%B1%82 => Failed to connect to 14.18.117.71 port 38069: Connection refused"
管理好一个团队领导者要具备哪几点素质要求
