??(4??)?????5.46??,??,???

????????????,???????????????????5.46??:

???4.47????,?????????????????????????????????????????????????????????????????,????????????????????????????????????

????0.99?????,????????,????????????????????????????????????????????????????????,???

(?????? ??) ??:??? “???2?????”????

?? ????????? ?????????????5.46??

????:1????2?????:????

2?????????

3????????

4???????

5?????????????

??(4??)?????5.46??,??,???

????????????,???????????????????5.46??:

???4.47????,?????????????????????????????????????????????????????????????????,????????????????????????????????????

????0.99?????,????????,????????????????????????????????????????????????????????,???

(?????? ??) ??:???