A.氧化鎂混懸液 B.硫酸鎂溶液 C.氯化鎂溶液 D.氧化鐵混懸液
A.0℃ B.10℃ C.20℃ D.37℃
A.5mg/100g B.10mg/100g C.15mg/100g D.20mg/100g