The principle, step and testing method of dynamic balance are introduced.
介绍了动平衡的原理、步骤及试验方法。
The principle and method for testing surface crack through direct current potential difference are introduced.
首先介绍了直流电位法——裂纹扩展片检测裂纹的方法和原理。
The paper introduced setting principle, calculation and testing method for the low exciting limit unit...
文中介绍了采用静态失步圆特性低励限制的整定原则、计算方法及调试方法。
The paper introduced setting principle, calculation and testing method for the low exciting limit unit...
文中介绍了采用静态失步圆特性低励限制的整定原则、计算方法及调试方法。
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