英语语法分析

Trinucleotide repeat was the most abundant SSR types.

三碱基重复的SSR是六类SSR中最丰富的一类。

Dinucleotide and trinucleotide repeats with similar frequency are the main types, accounting for 89.05% of all the SSRs.

二核苷酸重复和三核苷酸重复是主要的类型，二者出现的频率基本相近，占总ssr的89.05%。