The low fitness of the hybrids would cause selection to favor assortative mating, which would control hybridization. 杂交子代的低适合度将导致选择有利于选型交配,从而控制杂交。
This article presented a teaching experimental platform on general measurement and selected mating about the roller bearing pretension backup plate. 介绍了一种以滚动轴承预紧垫片综合测量选配为主的教学实验平台。