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

2???????600?1200

3????????

4????????

5????????

????8?????19??(????????? ?????????????? ????)????????,?????????????,?????????????????,??,???????,???,??????????????????????????????????,????

“??????,?????????20?????????,???1???”?,?????????“???????????”,??????????????,????????????????

????????????????????,??????

????????????????,????2??,?????????????????????,????????????,??????,??????25??????

????????????????,?,“????300???,??90??????????,???”

????????????????????,?,?????????????????500????,??“???+????+??”????????,????????????????1000??,?????????????????(???????????)

?????:????