string(312) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%B9%BF%E5%91%8A%E5%88%B6%E4%BD%9C%E5%85%AC%E5%8F%B8%E7%BB%8F%E8%90%A5%E8%8C%83%E5%9B%B4%E5%8F%AF%E4%BB%A5%E5%86%99%E5%AE%89%E8%A3%85%E5%90%97 => Failed to connect to 101.89.159.206 port 38187: Connection refused"
广告制作公司经营范围可以写安装吗
