string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%B5%84%E6%9C%AC%E6%80%A7%E6%94%AF%E5%87%BA%E6%9C%89%E6%8A%98%E6%97%A7%E5%90%97%E6%80%8E%E4%B9%88%E7%AE%97 => Failed to connect to 14.116.215.7 port 38230: Connection refused"
资本性支出有折旧吗怎么算
