string(234) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%A1%8C%E9%9D%A2CPU%E6%80%A7%E8%83%BD%E5%A4%A9%E6%A2%AF%E5%9B%BE => Failed to connect to 101.89.117.144 port 38022: Connection refused"
桌面CPU性能天梯图
