????????--??????????????
????????????1.6kg?????100g??????400g?????100g??????400g??
??????????????????????3ζ?????????100?????????????????????????????2ζ?????Σ????4С?????????????壬???????????????????120g??????640g?????????????????????????????????????????100g??????????????5??8g?????1g????????????0.24g???????????á?
?????????Ρ??澫???????θ???????????????????????????????????????Σ???????????
???÷???????????????4???1??3?Ρ?
????????????????????