bps与带宽的关系网!
string(224) "get document error:https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=bps%E4%B8%8E%E5%B8%A6%E5%AE%BD%E7%9A%84%E5%85%B3%E7%B3%BB => Failed to connect to 101.91.112.32 port 38195: Connection refused"
bps与带宽的关系网!