???????????1???????4??? (???????? ???????????? ?)?????4??,??16?,??“???????”,???,????

?16?????????????“???????”??????????????? ????????? ?

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

??????16?????????? ?? ???????????

??????,??“???????”??“??????????????”,?,?????,????“?????????”,????????????????(????)

????:??????? “?????????”????

?? ???16???????“???”????

????:1??????????:?????v

2??????????

3???????????

4???????

5???????

???????????1???????4??? (???????? ???????????? ?)?????4??,??16?,??“???????”,???,????

?16?????????????“???????”??????????????? ????????? ?

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

??????16?????????? ?? ???????????

??????,??“???????”??“??????????????”,?,?????,????“?????????”,????????????????(????)

????:???????