英语语法分析

This paper introduces the method of invertase extraction of from yeast.

介绍了从酵母菌中提取蔗糖酶的方法。

Sequence analysis showed the amplified fragment was the TIV1 fragment of the vacuolar invertase gene.

测序结果表明，所获得的片段为番茄液泡转化酶基因TIV1的片段；

The effects of 1, 3-dichloropropene on the activities of soil urease and invertase were studied in lab.

通过室内培养试验研究了1,3 -二氯丙烯对土壤中脲酶和蔗糖酶活性的影响。