string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%9D%A1%E7%A0%81%E6%9C%BA%E6%89%93%E5%8D%B0%E4%B8%8D%E5%87%BA%E6%9D%A5%E4%BD%8D%E7%BD%AE%E6%AD%AA%E4%BA%86 => Failed to connect to 14.18.117.71 port 38069: Connection refused"
条码机打印不出来位置歪了
