1.1????:[??]???1??
[??]???????,???????
[??]????,?????
1.2??????:[??]??6?,??(??)15?,??50??
[??]????????????,???
[??]??????,??????????,????,????,????,??????????
1.3??????:[??]???60?,???30??
[??]?????????,????,???
[??]??????,????,??,????????
1.4???????:[??]?????1?,???30??
[??]??????????;?????;??????,?????????????,??????15??,???,???,???????
[??]???????????
2??????????
2.1????:????????????????????,?????????????????????
2.2????:????????????,???????????????????????????????????,????????????????????,????????????
2.3???:????????10?????,????????????,??????,?????,?????????????????,?????
2.4???:??????????????????A????B?????C?????????,????????????????????????????????,??????????,??????????????????
2.5???:?????????????????????????,??????????,??,????????????
3??????????
3.1??????:?????????,??????????l?,500???,????,????,??????,???????????????,?????,?????????????
3.2??????:?????????????????,???????????,??????????,????????????
??????????,?????????????????3????,???????
1????????,????????,??????????????,?????????,???????????????????????????????????????????????????????????????????????????????????,????????????????????????????
2??????????,????????????,???????????,???????,???????????
??????????????????????????????,??????????,???????,?????????????????????????????
?????????,?????????????,??????,????????????????,??????????????,????????????????????????????,????????;?????????????????????????
