Silk protein of tryptophan and tyrosine can absorb ultraviolet ray, therefore silk has good anti-uv function.
丝蛋白中的色氨酸、酪氨酸能吸收紫外线，因此丝绸具有较好的抗紫外线功能。
The method has been applied to the determination of tryptophan and tyrosine in compound amino acid injection, and the relative errors were 4.0% and 2.6% .
以同样方法对复合氨基酸注射液进行测定，通过训练好的网络进行色氨酸、酪氨酸含量的计算，相对误差分别为4.0％和2.6％。
The partial least square (PLS) method for spectrophotometric simultaneous determination of phenylalanine, tryptophan and tyrosine in the mixed amino acids was studied.
本文将偏最小二乘法(PLS)用于分光光度法同时测定混合氨基酸体系中的苯丙氨酸、色氨酸和酪氨酸。
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