subset of a programming language

例句：

1. 1. The subset of data that weare analyzing is small but important.
   我们正在分析的数据子集虽然小但很重要。
2. 2.This subset of the population is more likelyto be affected by the disease.
   这个群体的这一子集更有可能受到这种疾病的影响。
3. 3. The subset of students who passed theexam was chosen for further training.
   通过考试的学生中被选为进一步培训的这一子集。