主动盘是断层活动时起主动作用的断盘，在多数情况下不易确定。
变形区的范围大小和变形幅度表明红河断裂的东盘地块始终是作为地块相对运动的主动盘。
The range of deformation region and the magnitude of deformation show that the eastern plate of the Red River Fault zone is always the active plate for the relative movement of the fault blocks.
我们通过建立转子系统的有限元模型，利用Samcef软件对转子系统动力学特性进行分析计算，设计了多盘转子实验台来进行主动平衡研究。
By making the infinite element model of rotor system and analyzing the dynamic characteristic on SAMCEF. Multi-disk rotor experimental rig on which auto-balancing research can be made was designed.
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