?? ??“???”??????????6000??
????:1??????????????:????
2???????????
3?????VX
4???????????
5??????????
??11?25??? (?? ??????????)?“???????”??????????????????,?????????25?????,46??,??“??”??6000?????,??????58%?
??????????????????????????????,???“?????????????”??120?????????????,??????811.32????????????,?????????????????????110???,???????????????
??????“???????????”???????????????,???,??“???”?????202????????????????,??????,?11??“????”?????????????????
??????,????????????????????????
1978?????????,“???????”??????????“??”??????,?28.4%??????????????“??”?????????????????9??68??????????????????????46??,????“???????????????????????????”?????190????
46?????,???????????“?”???????????,??????????“?????????????????”“??????”“???”???,?????????????,???(??????) ?????:??