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

???????????????????,????????????????????????,??,????,???,??4?????

“??”??,???????????????????????,???????????????????????????????,??????,??????,?????,???????????“???+?????+?????????????”??????,?????????????????,?????????????????????,????6.1???,??5?????????????,????29.9??,????6.3????

(?? ???? ??????? ??? ???????????)

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

“??????????”????

?? ???:“????”??“????”

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

2???????

3?????VX????

4???????

5????50??????

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

???????????????????,????????????????????????,??,????,???,??4?????

“??”??,???????????????????????,???????????????????????????????,??????,??????,?????,???????????“???+?????+?????????????”??????,?????????????????,?????????????????????,????6.1???,??5?????????????,????29.9??,????6.3????

(?? ???? ??????? ??? ???????????)

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