1.
20
1 18%
25%~30% 25%
10%~19% 6%~10% 3%~5%
2% 1.5% 0.2%~0.4% 0.15%~0.3%
16mg B B2 16mg B
2
45%
3
4 18% 20%
5 20% 18%
40%~50%
2.
3.
GB
4.
5.
① ②