??????q??????????? q??????????????????? q????????????????

????????????????????????????????δ?????????LZ?????????????????仯?????????????????????????????????????

(????????????????????????????????or??????????????????)

1.???????????????????????????????????????????????????????????

????????????????????壬???????(????LZ???)???????????????——?????????????????????α?????——????LZ????????????????????????????;

2.????????θ??o????????????????????????????????????????????????????????Ρ?

???????????????????????????????????????????????????????????????LZ???????????????????????????????;

3.????????????????????????????????????????????????????????????????????????????????????????ж?????????ɡ?

?????????????????????????????????????????????Ч??????????(?????LZ?????????)??

???????????????????μ??????LZ????????????????????????????Ч????

??????Ч??????LZ????????????????????????????????????

??????????????????ú????????????……

???ò??????????????????

1.???????80%?????????????;

(LZ???????40??С????????飬???????????????????????????????????????

——?????LZ???????????????????????????????????????????????????)

?????????????????????20%???????Щ?????????????????????

2.????????????;

?????????????????????????????2000???

3.??????????5??(??????????)

(?????????????￥?????????????????)

????????棬????????????????——????????——???????????????

LZ???

???????????????????????????????????(5??????+??????)?????ж?????????????(or????)??????Ψ??????

???????????????μ????????????3?????5????????????????????????????????????????????(LZ?????趨???????????????????)

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

??????????????LZ??????????????????????У?

1.??????????(????????ж??????????);

2.???????(10???or3????);

*?????5???5??????????????????????????e???????????????LZ??????????????????????????????????????????

3.??????????????;

4.?????????????

?????????4?????????????Щ???????

1.?????????????x?(ò??????и??????????????LZ???治??????????????￡????????10%?????????20%???e???????????10%~20%??)

2.?????????

????治?????????????????y?

????????(4??16??23:00)????????а???????(?????????????)??

???? ??1??103?? 5170??? ??1000?? 74?? 4551???

???? ??1??110?? 4542??? ??1000?? 87?? 4074???

??????????????1?????????????

???????3·??????????????????1000????????????????1???????????

*?????

2.1.??????????????????????????;

2.2.??????????????????????????;

2.3.??????????????10?????????????10????????

??5170/4542≈1.14 ;4551/4074≈1.12????????????????;

?????????????????????12%??14%?????????????????????????(10%??20%)

3.?????????

??????????????ζ??????5??????????????????????????????

(????ò???????е???)

4.?????????

??????????????(????????????LZ??????????)

*?2????????????????????

???????4???????????????ó??????????

?μ??????????????W??=5*(1+x)y+2000;

?μ?????????????W??=5y+4000??

*????????

1.????????10%??20%??LZ????????????;

2.??????????????????;

3.?????????????????

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

????????????10%≤x≤20%

??x=10%??

??0≤y≤4000??W??≤W??

??y≥4000??W??≥W??

??x=20%??

??0≤y≤2000??W??≤W??

??y≥2000??W??≥W??

(???LZ?2?x?????15%???￡???????x=15%

??0≤y≤2667??W??≤W??; ??y≥2667??W??≥W??)

???????ó??????????3?????(?κ??????????????????????)??

1.????????????????;

2.???????????5??;

3.????????????????????

????????????????????????????????????????3000????(??10???)??

????3000???????????????????????????????????????????????????Ч????

(??????????????????????????????????????????????????——

?????????????????и?**?????????????????(keng)??(qian)???????δ???????????)

???????????????????????????飺

1.??????????????2800????????(??????10?????)??

??????????????????????????????????????????????(??????????????????2000??????????????????????????);

2.?????????2000??2800???????

???????????????????????????????????????????????(???δ??????);

3.???????????2000???μ??????

?????????????????????????????????4000?????????????????

???????????Tips??

???????????????????????????????????????6??????????10??????????????????????????(??????)??????????????????????????????Щ??

(????LZ????????????????????С?2?)

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

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