但是进化还需要反复复制和突变产生赖以选择的变异,从而给予适应性解决方案。
But evolution also requires repeated replication and mutation to generate the variation upon which selection works to give adaptive solutions.
每增加一例人间病例增强了该病毒通过适应性突变或重组提高其可传播性的机会。
Each additional human case increases opportunities for the virus to improve its transmissibility, through either adaptive mutation or reassortment.
陈冯富珍说:“下一场大流行将通过[病毒的]适应性突变而发生。
The next pandemic will occur through adaptive mutations [in the virus].
这些结果表明孢子不同萌发阶段对海水盐度突变的适应性不同。
The experiment result showed different development stage of Gloiopeltis tenax spores had different adaptability to the salinity change.
城市路网交通流是一种网络交通流,它是一个复杂的,具有开放性、自适应性和具有突变特征的系统。
The traffic flow of urban transportation network is a network flow, it a complex openness adaptivity mutation system.
城市路网交通流是一种网络交通流,它是一个复杂的,具有开放性、自适应性和具有突变特征的系统。
The traffic flow of urban transportation network is a network flow, it a complex openness adaptivity mutation system.
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