string(253) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2023%E4%B8%80%E9%80%A0%E4%BB%B7%E7%AE%A1%E7%90%86%E7%9C%9F%E9%A2%98%E7%AD%94%E6%A1%88 => Failed to connect to 101.89.166.210 port 38089: Connection refused"
2023一造价管理真题答案
