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

????:??sn??:???????

?11??29???????????(????????????? ????)“??????????????????,?????????????????????????20????????,???????????????????????,?????”29?????????????,??????????,??????,????????????????????????????????????????????????????????????????????????????????,??????????????????????“????”?

???9?«??»,?????????“??????,??????????”????,????????,?????????70?,?200????,?????500???(???,??)?

????,??????????,???????????????????????????????????????8???,???????????????????????20%????,???????????????????15%??????????,???,???8??????????,?????????????????2000??????,?????????????,???1.6??????????????

????????????????,??????????????????????,???????????????????????????????????“????”??,??????????

“??????????????????????????????????,????????????????????????????????????????,??????????????????????15%????20%?????”?????????????,???????????,????????1600??????????????????????,???????630?,?120??????????????”

????,?????????????“????,??,???,?????50%,?????????????100%??????”

????????????,??????,???????“????????????????”??????????????????????,???,???????????,??

“??,????????,?????????????????????????,??”????????,???,???????5000????????????????????

?,???????“??????????????????????”????????????,????“?????????????,???????4000???????????,????”????,??,???,??,????????????????????(??????????????) ??????????????????:?????