?? ??????? ??????????
????:1???????:???????????
2???????
3????????
4?????
5?100??????
???????10?????20??? (? ??)???,?????????,???????,??????????????????????,???
????????????? ???????,??????,???,????????????,?????
?6???????????????,???????200?????,???80??,????????6??“??,?????6????????????????,??”??,?3?????????,10???????????????????
??,????,??????,?????????,?,???“?????”“????????”??,????????
??(???????)?????????? ??????????????????????,???????,?????????,??“??+???(????????????)+????”?,?????????????????????????????,?????????????????????????????????????????17750??????,??8600????????????????,????????????3???1000?,??6000???,??????“??????????????????????”?????2000???,???3000?????????????????????????????????(???)
??????????:??