string(334) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2021%E5%B9%B4%E7%9B%91%E7%90%86%E5%B7%A5%E7%A8%8B%E5%B8%88%E4%B8%89%E6%8E%A7%E7%9C%9F%E9%A2%98%E5%8F%8A%E7%AD%94%E6%A1%88%E5%AE%8C%E6%95%B4%E7%89%88%E8%A7%A3%E6%9E%90 => Failed to connect to 101.89.166.210 port 38089: Connection refused"
2021年监理工程师三控真题及答案完整版解析
