string(270) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%94%B5%E8%84%91%E5%BC%80%E6%9C%BA%E5%90%8ECpu%E5%8D%A0%E7%94%A8%E5%A4%9A%E5%B0%91%E6%AD%A3%E5%B8%B8 => Failed to connect to 101.89.159.206 port 38075: Connection refused"
电脑开机后Cpu占用多少正常
