以L-天门冬氨基酸和硝酸锌为原料合成L-天门冬氨基酸锌螯合物。

The thesis introduced the procedure of synthesizing L-aspartic acid zinc complex with the raw material of L-aspartic acid and Zinc nitrate.

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利用脱脂豆粕的1398中性蛋白酶水解液作为复合氨基酸来源，对食品营养强化剂复合氨基酸锌、钙、亚铁络合物的制备工艺条件进行了初步研究。

Using soybean meal hydrolyzed with 1398 neutral proteinase as the protein source, the synthesis conditions of zinc calcium iron chelate of compound amino acids for food fortification were studied.

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鸡蛋包含所有基本的氨基酸，是极佳的蛋白质来源，更不用说维他命b，维他命a和d，锌和铁。

Eggs contain all the essential amino acids and are an excellent source of protein, not to mention B-vitamins, vitamins a and d, zinc and iron.

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