string(250) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8F%B0%E5%BC%8F%E7%94%B5%E8%84%91cpu%E4%B8%80%E8%88%AC%E5%A4%9A%E5%B0%91%E5%BA%A6 => Failed to connect to 14.18.117.71 port 38041: Connection refused"
台式电脑cpu一般多少度
