string(312) "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%E4%B8%AA%E4%BD%93%E6%88%B7%E5%92%8C%E5%85%AC%E5%8F%B8%E5%8C%BA%E5%88%AB%E6%98%AF%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D%E5%91%80 => Failed to connect to 101.89.117.144 port 38076: Connection refused"
注册个体户和公司区别是什么意思呀
