micro Kjeldahl's digestive tube

例句：

1. 1.The micro Kjeldahl's digestive tube is a critical component in the analysis of complex organic compounds.
   微量凯氏消化管是分析复杂有机化合物的关键组成部分。
2. 2.The micro Kjeldahl's digestive tube was used to determine the molecular weight of a specific compound.
   微量凯氏消化管被用来测定特定化合物的分子量。
3. 3. The micro Kjeldahl's digestive tube was used to analyze the chemical composition of the sample.
   微量凯氏消化管被用来分析样本的化学成分。