再结合旋转轮盘赌和最优化选择新一代染色体。

After doing that, the new generation was selected by synthesizing roulette wheel and optimization selecting.

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本文介绍关于两种转子叶片振动特性的比较研究，这两种叶片分别是用销钉和纵树形或燕尾形榫头联接到旋转轮盘上的。

This paper introduces a comparative study of vibration characteristics of two types of rotor blades that are attached to the disk by fir-tree root and pin respectively.

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