????:1?9598?????:?????????????

2?????vx

3??????

4?????

5???????

???6??17????????????? (?????? ???????????)??17???,?3???????,???,??????????

6??16??16??17??16????,??4?????(??????????)?????7????,??401.9?,????????24??(398.5????????);??393.1???,??24?????(???391.7????????);????????296.4??,??????24??(????????293.2??????)?

6???12?,??????????????????????????????,??????????????????????400?,?749.4???

??9.2?????100?,??38.7%,?????????91.4?????,??222.1??,???????103.5?????????

17???????,?????,????(????????)???????????????(??????????????????????????) ???:??????????