????????
??????
??? ????? ???? ??? ?? ???? ?? ??? ???? ????? ???? ??? ?? ????? ???? ?? ???? ?? ????? ?????? ??????,????? ??? 1/10~1/20???? ????.
????

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???? ???? ??? ???? ????? ????? ??? ??? ??? ???? ?????,??? ???? ????? ??? ??
???????????????:
??? ??? 1/10~1/20???? ??
①????:720?
②????:? 2650CNY/?
?????:720*2650=1,908,000CNY
?????:① /20 *②=95,400CNY
* ???:1,812,6000CNY
??????