8????16????12?,?3?,????,???????????????????“?????”???????????????????(??) ????? ? 8??????16?????????????????12???????????,?????????????????3?,??,????“?”?????????????(?????????????????) ???? ?????? 8?16?12?,?3?,?,????“??”???(?) ?? ??????????? 8?????????????????16???????????12?????????????????,??????3?????,????,??“??????”???????(?) ? ???? ??????????????????:?? ??“????????”

?? ????????? ????

????:1?????????:??????

2?????

3????????

4???????????

5?????????

8????16????12?,?3?,????,???????????????????“?????”???????????????????(??) ????? ? 8??????16?????????????????12???????????,?????????????????3?,??,????“?”?????????????(?????????????????) ???? ?????? 8?16?12?,?3?,?,????“??”???(?) ?? ??????????? 8?????????????????16???????????12?????????????????,??????3?????,????,??“??????”???????(?) ? ???? ??????????????????:??