string(321) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%BD%91%E7%BB%9C%E9%94%80%E5%94%AE%E5%8C%85%E6%8B%AC%E5%93%AA%E4%BA%9B%E5%B7%A5%E4%BD%9C%E5%B2%97%E4%BD%8D%E5%92%8C%E8%81%8C%E8%B4%A3%E5%86%85%E5%AE%B9 => Failed to connect to 101.89.143.195 port 38109: Connection refused"
网络销售包括哪些工作岗位和职责内容
