6??????????????19?????????????,?????

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

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

?????????????????,??????????,??????,?????????????(?????????????????????????? ?)

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

“?????300??”????

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

????:1??????300??:???????????

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

3????v

4???????

5???????wx

6??????????????19?????????????,?????

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

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

?????????????????,??????????,??????,?????????????(?????????????????????????? ?)

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