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????????????=??????*60????????????????????
1????????????????? ?????????=???????????*20%???????????????*12??
2????????? ?????????=???????????*30%???????????????*18??
3????????? ?????????≈??????*33??
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?????????????????????Ч????
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1??????????????(?????????????λ????????????????)=???????*30%??????????????*15??
2??????????????(????????)=???????*10%??????????????*5
3???????????????=????*1??
4???????????????=????*(0.55-???????*0.05)(???磺????5????λ=????*0.3)
?????????????
1??????????????????????????????? 50% ?????
?????????????巨?????
1????巨?????????????????????????????
?塢?????
1????????????????????????????????????????????(???磺??????6%)??
??????????????????
1????????????????? ?????????=???????????*20%???????????????*12??
2????????? ?????????=???????????*30%???????????????*18??
3????????? ?????????≈??????*33??
???????????????=??????*60????????????????????
???????????????????
1??????????????(?????????????λ????????????????)=???????*30%??????????????*15??
2??????????????(????????)=???????*10%??????????????*5
3??????????????≈??????*10(???????????????)??
4??????????????≈??????*(5.5 - ????????*0.5)(???????? 5 ????λ≈??????*3)
??????????????????????Ч???????????????????????????????????Ч????
????????Ч??????????????
1???????????????????Ч????
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1?????????????????Ч??????????????????Ч??(??????????? 6% ??ɡ?)
?塢????Ч??????巨?????
1??????????????????
2???????????????=????*1??
3???????????????=????*(0.55-???????*0.05)(???磺????5????λ=????*0.3)
??????????????巨?????
1????巨?????????????????????????????
?????????????????
1?????????????????????????????????????????(??????????? 6% ??ɡ?)
????????????????40407?λ??????????????http://audiogearreviews.com/shouyou/mhxy/
