Then we can really start to look at the genetic variation within the species and gain insight into some of the genes involved in drug resistance or virulence.
然后我们才能真正地开始寻找该物种的种内遗传变异，并获得和耐药性或毒力有关的一些基因的信息。
2
Decoupling theorems of induction motor are proved in this paper, effects of rotor resistancevariation to decoupling control are analyzed.
本文证明了感应电动机的解耦控制定理，分析了转子电阻变化对解耦控制系统的影响。
3
By the test of salt and drought resistanceof wheat variation offspring produced by exogenous DNA introduction, four variation offspring strains were screened with better salt and drought resistance.