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

2???????????

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

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

5???????

??????2???????21???? (??? ????)??????????????“????”????:??????????“??”?????3.9????????????????“??????”,??????,“??????”??????,????????????????????“??”?

?????????(??)?????,?«???(??)»??????

2?21????,?????????“??????????”?????????????????????????? ?????? ?????

??2?21??????,“??????????????????????????????”??????????????????,??50????,??????????????????????,?????????????????????3.9???????

????????

?????,???,??????????????,???????,????????????????????????,??????????????,?,??????,??????,???????????????

????????????????????????1940?????????????????????“??????”????????????????????,????????????????????????????,“?”??????????????

?,??,????????????????????????????,??????????????“?????”???“?”?????“?????????????”,?????????????????,??????7????????????????,“???????????????”???????????????????????????????????

????,??????????,????,????

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

??????????????,????????????????????????????????????????????????????????,???,????????????,??

2019???????????,???????????15?,???,??

?????????????,?????????????????????????,??

2??????21????????????????????,????????????????“????????????????????????????????”????????????????? ????????????????????????????? ?????

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

??????,????????????????????????????????????,??????????????,??????,?????“???????????”????,??????3.9?????,???????????????????“???????”????????????????

???

?????,?????7????“?????”???????,???????????,?????????????????????

???,??????????,??????64???????????72???????????(?3??)?????????????,?????????“?????????”????????????????????,?????????????“??????1/3”??????“?????????????”????

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

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

?????????????,??????????4????????????????????????????????????????,???????????????????1993??????????,????????????,??

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

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