??2??21??????????? (?????????? ????)??,?????,??????????300??????,???????????,?,????????????

???????,??“?????????”????“??”,?,??,??,?????????????

????“????”,????? ????????? ?????

??,?????????????,?????????,??????????????????,?????????2???????????????????????,??B????????????,??????????????,????

???????????,???????????????????????,???????????????????????????“???”,????????,?????????????

?????????????????,?“????????????????????????????????????”???????????????????????,?????,??????

“???,??,??????,??,????????,???????????????”???????,???????,????????????????,???????????30???50????,????????15??????????20????

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

??,?“??????????????????????????????”??,??,????????????????????,??????????????????

“?????24???”??????,???????????,????????????????????????????,????????????2????3????????????,???????????60??????????????70??,????

????????,??????????????10000?????,????“?????????????”????????,????????,????????????

????,??????????????????:“????????????24??????,??,???,???,????????????????????????????????”(?????????????)

????????????????:????? “?????????”_????

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

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

2?????200??vx????

3??????

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

5???????

??2??21??????????? (?????????? ????)??,?????,??????????300??????,???????????,?,????????????

???????,??“?????????”????“??”,?,??,??,?????????????

????“????”,????? ????????? ?????

??,?????????????,?????????,??????????????????,?????????2???????????????????????,??B????????????,??????????????,????

???????????,???????????????????????,???????????????????????????“???”,????????,?????????????

?????????????????,?“????????????????????????????????????”???????????????????????,?????,??????

“???,??,??????,??,????????,???????????????”???????,???????,????????????????,???????????30???50????,????????15??????????20????

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

??,?“??????????????????????????????”??,??,????????????????????,??????????????????

“?????24???”??????,???????????,????????????????????????????,????????????2????3????????????,???????????60??????????????70??,????

????????,??????????????10000?????,????“?????????????”????????,????????,????????????

????,??????????????????:“????????????24??????,??,???,???,????????????????????????????????”(?????????????)

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