?? ????:?????????????
????:1??????????:????
2?????
3???sn??
4?????????300
5?????????150???
???,???????????,???
?????????????67??,??????????????????????????4.57?????????,??????7414.1???,??82.42%,??30.73%,????????(14%)??1076.94??????,?????????????????????????(???? ?? ? ??????????????????????????????????????????????)
?????????????:??????