The excretion of endogenous amino acids is an important parameter in calculating protein true digestibility and in estimating protein and amino acids requirement.

内源氨基酸的排泄量是计算饲料真可消化率以及析因法估计动物蛋白质、氨基酸需要量的重要参数。

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There is a large requirement for amino acids to both convert the form to crystalline and increase in enough mass to hold a higher vibration.

对转变到水晶形态并增长身体来维系振动者而言，将有较大的胺基酸需求。

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Furthermore, other amino acids, such as Lys, Met, Trp, Gly and so on, they have also an effect on requirement of threonine.

此外，其它一些氨基酸如赖氨酸、蛋氨酸、色氨酸、甘氨酸等均对苏氨酸的需要量有影响。

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