???????????? “????”??????

???????????2?????????????????8? (? ????)????,????????????“????”????,????????????????????????????????“?????”?

??8?,??????????????7???,??????240.9????????????????????????19.28%;???259.2?????????????????????????????????8.18%?

?????????????,????????????????????????????,????????,??

????????????,??????,???,???????60%????90%?

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

?,???,16??5??,???????????,????????????“???”,?????(??)