??????8??13??????????????

??????8??13???????????????????????

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

????????????8??13??????16????8??20??????16??(??7??)

???????????ξ??????????????????????????????????????????????????????????????????????

????????

1???????6????????????????????

1??????????????4000???

2?????????????12????

3??????????????6??

4???????????50000????????????????????н?????

PS?????????????????

?????????

1??(3000??)??20%????洢?????????20%????洢?????????20??????????????10???侭??

2??(7500??)?????????*3???????*1???????*2???????????20???侭??

3??(1200??)??40%????洢????????40%????洢?????????40??????????????60???侭??

4??(18000??)???????*3????????????*2????????*3???????????80???侭??

5??(30000??)????????*1?????????*1???????*5???????????100???侭??

6??(50000??)???????*1???????*1?????????*10???????????120???侭??