????:1?????:??????

2??????????

3??????????

4?92?93?95?????

5??????

?????12???19????????? (???? ?)??,?“??”????19???100??????????????????????,????????5.4?,????????20??3?????????,??

12???19??,??????“????????????”???(?)

12??18?,???“????????????”????23?,??,???????“?????”??,???

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

?12?19?????????????????????????????????????,???????4.3???????????,??????2.5%,?????4.5?????????,?????????????

?,?12??19?,??8.5????,????19.2%;???403.8??????????,?????????????22.6%,????????(????????????)

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