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???????????????,?????4.36??????,???????????,?????????????????????????????????????????1000???19%?

??,????5450????????????????????,????????????????“?????????????”?????????????????????,????

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?????,?????????????????1/5???????????,????????????????????????,??“?????????????”????????,?????????120??????160??????????????,????????????8??,???????????????????,??????????,???24???

?????????? ??:???????,??,??,??????????1.44???????????1.85??????,????67%?55%??????

???941.35?????????????

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???????????,??????????????7500????,????5?????????????90??????????????120????????????,??????????????7??????????????14????,?????????

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???,?????????“????”,?????????,???????????????????????????????????,????20%???????????,??????????????98.7??????????????????????????????????23.6????????????????

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