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3?????????
4???????
5????????
????12???9????????????(?????????)????????????????????????????????,?????????????12????????????????9???????????“?”?????
11???3?????????????????????????????????????????????????????5????????????????,????“??????”?????????“????????????”????????????
?????,5????????????????????????????????????,??,????????????????????,?????,11???,???????????????5????6%????,?????????????10%?????
??,??????????5????1/8,?????????1/3,??,???????????80%,????????????5????,???????????,??????
??????????????????,???????????????????????????,???,??????????????????????
“?,??????????????????,??????????????????????????????????????????”????????,????????“???”,?????????????????????????,???????????????
????,????????????????????????????????,???????1?????10???,????????????????6.5%,??????47%,?????
???????,?????????????????,???????,???????????????????????????????????????,??,???????“???”;??????????,????4??????????50%?
????????????,??????????????????,??;??????????????,????????????????????;?????????????,??,???????;????????????????,??????????????,????????????????????????,??,??? ??????????????:?????????????