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

2???????

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

4???????

5???????

???12????????4?? (???? ????? ????)????????????4?????,???????????????,????????,????????????,?6???????

???,??6????????? ??

????????,??????????2???15???,??,????“??XXX”??,??6??,????,?????

???,?????????,??“??546”“??10866”“??????”“??”“???”???????????,???,?????????????????????????????????,?????????,??????????VHF?,??????????????

????2?????,?????????????????????6??“????????????10866”?,??(??)

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