string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%80%E5%BB%BA%E6%9C%BA%E7%94%B5%E5%AE%9E%E5%8A%A1%E8%80%83%E8%AF%95%E6%97%B6%E9%97%B4%E5%88%86%E9%85%8D => Failed to connect to 125.88.227.171 port 38062: Connection refused"
一建机电实务考试时间分配
