?? ??????????PIESAT-2 01~04?
????:1?????600???:???????????
2?????9598????
3???95?98?????
4?????
5????????
??????????11??????????????????????9???(??? ??)11?9?11?39??,?,??????????PIESAT-2 01~04???,?,????
????? ????????????????544??(???????)
??????:????