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

2?????????

3??????????????

4?100??????????

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

?????????2??7?? ???:????????????,????,????????6??

?????,??????????6???????????????,????????????????????????1?????????26???,????????????????????????6000???????????,5???,?????????????????5.2????????????????,??????6????,???????????7????????????4.0???

????,?????????????????????????????,???????????????????6???????????,???3???????3???

?????????????,????????????20000?,?????????????340???????????,???11000???????,??

?,????????????????????????,??????????,?6???????????(?????????????) ?????:????