string(319) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B3%A8%E5%86%8C%E7%9B%91%E7%90%86%E5%8E%86%E5%B9%B4%E8%80%83%E8%AF%95%E7%9C%9F%E9%A2%98%E4%B8%8E%E7%AD%94%E6%A1%88%E5%93%AA%E4%B8%AA%E9%9A%BE%E4%BA%9B => Failed to connect to 14.18.117.71 port 38069: Connection refused"
注册监理历年考试真题与答案哪个难些
