It belongs to the medium level. Judging from the distribution of mathematics scores in the postgraduate entrance examination over the years, the score of 146 is probably the top 30% of the national candidates. Specifically, the score of 146 is a medium score in mathematics subjects, which can increase a certain score for candidates in their comprehensive scores. Mathematics for postgraduate entrance examination refers to a kind of mathematics course for students who review for postgraduate entrance examination. Its main contents include advanced mathematics, probability theory, linear algebra, mathematical statistics and so on.