http://nbct01.baidupcs.com/file/a24408e66ec8026e6166977c2f99bd48?bkt=p2-nb-818&fid=756956247-250528-466990821535619&time=1452302107&sign=FDTAXGERLBH-DCb740ccc5511e5e8fedcff06b081203-Dzupi43tkipCzWxkeL%2F6zUNCTWU%3D&to=nbhb&fm=Nin,B,T,t&sta_dx=332&sta_cs=0&sta_ft=zip&sta_ct=5&fm2=Ningbo,B,T,t&newver=1&newfm=1&secfm=1&flow_ver=3&pkey=00007613eb253eba4ae091d0e0e91a8c94dc&sl=69730382&expires=8h&rt=sh&r=398758549&mlogid=194483508948989610&vuk=1162819109&vbdid=2644171305&fin=MI2S-5.7.16.zip&fn=MI2S-5.7.16.zip&slt=pm&uta=0&rtype=1&iv=0&isw=0&dp-logid=194483508948989610&dp-callid=0.1.1 直接卡刷 5.7.16版本