Molecular genetic mapes can not only be used to identify qualitative traits, but also be utilized to discover quantitative trait genes.
应用分子遗传图谱不仅能鉴定质量性状，而且能发掘数量性状基因。
2
The basic trait and step of the FTA and the fuzzy fault tree analysis are introduced, especially the basic theory of the qualitative analysis and the quantitative analysis.