2?????????????21????,?????,?????

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

???????????,????,??34.1??????????,????????????????????????3???????????49%,??51%,???93.6%,???????????????????????39%,??????????????????13%????????????????????,??????(???????????????)???????(???????????? ?)

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

??“??zj?????”????

?? ???:???34.1???????????

????:1???zj?????:400??????

2???????

3????100??3????

4????????

5????????

2?????????????21????,?????,?????

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

???????????,????,??34.1??????????,????????????????????????3???????????49%,??51%,???93.6%,???????????????????????39%,??????????????????13%????????????????????,??????(???????????????)???????(???????????? ?)

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