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

????:??????:?????????

???????(????):?(10????12?????)???,????????,?????????????????????????????????????????????????????5?????

?????????????23???,????????????30%???,?????????????10????,???“??”?

???,?????7???,????????????1200??,?????????27?????????????42????????70????80?,????????????????40???2?????10?????7???????????????42????

???,????????????????????????,???70%?????????,?????????13???????????? ?????????????:???