n.松香油,维生素A,视黄醇;
例句:
Objective To evaluate the significance of serum retinol binding protein ( RBP ) in nutritional state.
目的评价血清视黄醇结合蛋白在营养评定中的意义.
The toxic level of retinol is about 500 times the minimum requirement.
视黄醇的中毒水平为最低需要量的500倍.
Results The average retinol equivalent intake in per day was 469.
结果全国平均每标准人日视黄醇当量摄入量为469.