string(275) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%80%E9%80%A0%E5%9C%9F%E5%BB%BA%E8%AE%A1%E9%87%8F%E5%81%9A%E7%9C%9F%E9%A2%98%E8%83%BD%E8%BF%87%E5%90%97 => Failed to connect to 101.91.112.32 port 38162: Connection refused"
一造土建计量做真题能过吗
