string(258) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8C%97%E4%BA%AC%E4%BA%8C%E5%BB%BA%E8%80%83%E8%AF%95%E9%A2%98%E5%9E%8B%E5%88%86%E5%B8%83 => Failed to connect to 125.88.227.171 port 38114: Connection refused"
北京二建考试题型分布
