?? ???“?????”???? 6??????20???
????:1???????????:????????????
2??????
3???????
4?????????
5???????
?????????7??15???? (????? ??)“???????”????????????????????????????????????????????????......???????????????“?????”????,20??????????????,???????????????6????????????
???????7??15????????“?????????”????,?????“?????????????”?????7????????????????16???????????????????8??????,?????????????????????????????????????8????????,??,?????????
???“?”????????????,????,?,??????????????????????????????????????????????????6??????????????????,????????????????????????????????????????????????????????????????????????????????????20???,??,???,???????,????????????????????????
?,?????????????????????????“???????”????????,??????,??,?????“???????”??????
???????????,“??”???????,????,???????????????????????????????(????)???????????????(?) ??????:????