string(274) "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%E7%9C%9F%E9%A2%98%E6%8C%89%E7%AB%A0%E8%8A%82%E6%95%B4%E7%90%86%E5%8F%AF%E4%BB%A5%E5%90%97 => Failed to connect to 14.18.117.71 port 38093: Connection refused"
监理真题按章节整理可以吗
