string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8A%A4%E5%A3%AB%E4%BA%A4%E6%8E%A5%E7%8F%AD%E5%AD%98%E5%9C%A8%E9%97%AE%E9%A2%98%E5%8F%8A%E6%95%B4%E6%94%B9 => Failed to connect to 14.18.117.71 port 38041: Connection refused"
护士交接班存在问题及整改
