string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8A%A5%E4%BB%B7%E5%8D%95%E6%80%8E%E4%B9%88%E5%86%99%E8%8C%83%E6%96%87 => Failed to connect to 14.18.117.71 port 38164: Connection refused"
报价单怎么写范文
