视黄醇当量

近60%的儿童热能摄入不合理，碳水化物摄入太少，钙、锌、视黄醇当量、维生素C和硒摄入不足相当普遍。

Nearly 60 % of children had inadequate intake of energy and insufficient carbohydrate . Deficient calcium , zinc , retinol equivalent , vitamin C and selenium intake were popular in preschool children .

结果儿童膳食中Fe摄入量充足，Ca和视黄醇当量则严重不足，且Fe和Ca分别有80.7%和44.2%由植物性食物获得。

Results Fe was adequate , but Ca and retinol equivalent were seriously inadequate in the diets of children , and 80.7 % of Fe and 44.2 % of Ca were provided by vegetable foods .

全国平均视黄醇当量的摄入量占RDA的61.7%；

Retinol equivalent intake was 61.7 % RDA .

本文统计了40种常见花粉的蛋白质、钙、铁、锌、硒、视黄醇当量、维生素E和维生素C的含量并转化为其相对营养价进行分析比较。

The nutritive components of 40 kind pollens that include protein , calcium , iron , zinc , selenium , vitamin A , vitamin E and vitamin C have been analyzed by the method of relative nutrition value ( RNV ) .

目的了解中部地区城市学龄前儿童Ca、Fe、视黄醇当量摄入量水平及其膳食来源，为今后针对幼儿进行平衡膳食提供参考。

Objective To understand Ca , Fe and retinol equivalent intake levels of preschool children and their food sources in less developed central cities of China , and to provide reference data for the arrangement of children ' balanced diets .

乡村学生早餐能量、蛋白质、碳水化合物、钙、铁、锌、视黄醇当量、硫胺素、烟酸及抗坏血酸等摄入量占RDA百分比高于城市学生，脂肪、硒和核黄素摄入量低于城市学生。

Rural students had higher intakes of energy , protein , carbohydrate , calcium , iron zinc , retinal equivalent , thiamin , niacin and vitamin C , and lower intakes of fat , selenium and riboflavin than did urban students .

维生素中烟酸和抗坏血酸摄入充足，视黄醇当量和核黄素摄入偏低。

The average consumption of niacin and ascorbic acid was adequate of retinol equivalent and riboflavin was low .

与家中膳食相比较，儿童在幼儿园摄取的食物总量、动物性食物数量以及视黄醇当量均明显偏少。

The total food amounts , animal food amounts and retinol equivalent consumed by children were less in kindergarten than in family .