碱基置换 [化学] base substitution ; base-pair substitution ; [分子生物] base replacement ; base transversion
碱基置换突变 Base substitution mutation ; substitution mutation
碱基置换型致突变物 base pair substitution mutagens
盐基置换容量 base exchange capacity
基因置换 gene replacement ; [遗] gene substitution ; gene replcent
碱基置换突变物 base exchange mutagen
氨基酸置换 [生化] amino acid replacement ; substitution of amino acid
碱基旋转置换 rotational base substitution
事实上，您可以置换每种节点对象的基类，从而能够定制整个应用程序的行为。
In fact, you can substitute the base class for every node object, giving your whole application custom behaviors.
根据软土地基的生成原因和地基的厚度及其所处的位置，可采用表层处理法、置换法、加载法、竖向排水法四种方法进行软基处理。
According to the causation, foundation depth and location, the soft foundation can be treated using the methods of surface layer treatment, displacement, loading and vertical drainage.
把有限集中的置换推广到可数集上，引入基轮换、轮换及变换的可数次合成等概念的定义。
The permutation of the finite set is introduced into the denumerable set as well as the definition of the basic rotation, the rotation and the composition of the countability.
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