string(244) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%9B%91%E7%90%86%E5%90%88%E5%90%8C%E9%80%9A%E7%94%A8%E6%9D%A1%E4%BB%B62.1.2 => Failed to connect to 101.89.120.29 port 38025: Connection refused"
监理合同通用条件2.1.2
