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

2?????????????

3??????????

4???????????

5????????

??6??????16???????????????????????????(?????????????????? ???????)???????16?????,?,?,?????????????????????????,??????????

?6???????????????15??15?12300???????????

6?????15????????15???????????,??80.65?(?????82.5?),??12300?,???????????,????????1.2???????????

????????

????,??????????????,??????????????????,???????????“?????????????”???,?,??VHF(???????????)??????????????????????????,??

??????????????????

?????????????????????????,????????????????,??????????????????,?????????????????????????????????15?18????,????????25??????????????????????????30??,??

???,6?????????????????????17??????21????????,????????,???,?????????????,?????????????,??(????????)

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