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

????:??????:??600????

???????2?????????????7???????????????????????? ??????:???,????,?????6?????

?,?6???,?1????????????26?,?????????????6000????????????????,5??,???5.2?,???????????6????????,?????????????????7??4.0????

??????,?????????????????????,???????????????????????????????????????????????????????6????????????????????,??3?????????3??????

????????????,?20000???,??340????????????,????11000????,????????????????

???,???????????????,???????????????,??????????6??????(?????) ??????????????????????:??????????