string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B3%A8%E5%86%8C%E5%85%AC%E5%8F%B8%E8%B7%9F%E4%B8%AA%E4%BD%93%E6%88%B7%E5%93%AA%E4%B8%AA%E5%A5%BD%E4%BA%9B => Failed to connect to 14.18.117.71 port 38133: Connection refused"
注册公司跟个体户哪个好些
