A.鐵和銅 B.鈣和磷 C.鋅和錳 D.碘和硒 E.鈷和硫
A.賴氨酸B.蛋氨酸C.色氨酸D.精氨酸E.組氨酸
A.1%~10% B.10%~20% C.20%~30% D.25%~30% E.35%~40%