???????2?13????????????????????? (?????)??«??»(??????????????????????«????2»)????????????,???????“??”?????

???????,??«????2»?3D???IP??????????????????????????????????,?????????,??????????????????60?????????,???60%????????????,??????8000????????

“?????????,???????????????????????‘??’???”??,?????????????????????“???????”????????????????

????????“????????”?????????????,“??????”“«???????»??”??????????????????????,??????????????????????????????,????10????,????????IP???????

“?????IP???????”???,????,???IP???????????????

“????IP???,?????????????????????????????”??,?,??IP??????(???) ????:???

??

??:???????????,??????????,??????????????