词典释义：
双语例句
-
Methods Single round Touchdown PCR (TD PCR) and restriction fragment length polymorphism (RFLP) method were used for genotyping in 110 people from the Han population in Chongqing.
方法对110名重庆汉族个体，采用降落式PCR和限制性片段长度多态性法（RFLP）进行基因型分析。