But evolution also requires repeated replication and mutation to generate the variation upon which selection works to give adaptive solutions.

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。

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The material selection was purposely limited and repeated throughout the home extending from inside to outside providing a harmonious overall 'look and feel' to the architecture and design.

材料的选择是有目的有限和重复用于整个住宅内外，提供了一个和谐的整体的。

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First, it is a selection type designing of steel-cored belt conveyor, this part of program let computer finish large quantity of repeated calculating, proofing, checking table and selecting and so on.

首先对钢绳芯带式输送机进行选型设计，使大量重复的计算、校核、查表、选型等繁杂的工作用计算机来完成。

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