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%E7%9A%84%E6%A0%BC%E5%BC%8F%E6%A8%A1%E6%9D%BF => Failed to connect to 61.171.74.35 port 38041: Connection refused"
报价单的格式模板
