电气同步是在交流传动中，常用带有均衡电动机的电轴系统来实现电气同步。
Electrical synchronization is used in ac drive, often with a balanced motor shaft system to achieve electrical synchronization.
只有在点—轴系统理论中，点、线才都是内生变量，是构建空间结构模型的不可或缺的两大要素。
Only in the pole axis theory, do the point and the line become the endogenetic variable and they form the two indispensable factors of constructing spatial structure.
在设计研制轴系回旋振动模拟小平台的基础上，开发了以计算机为中心的测试分析系统。
In this paper the computer controlled testing system is developed on basis of the small simulated testing bed of whirling vibration.
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