In this paper, the acoustic impact testing method has been presented with two different excitation methods: the tap testing method and the acoustic impedance testing method.
依据激励方式的不同，本文分别从敲击检测以及声阻检测方法两个方面对声振检测方法进行了介绍。
The methods measuring excitation energies and temperature of highly excited nuclear matter and their reliability have been summarized.
评述了高激发核的激发能及核温度的测量方法，以及这些测量方法的可靠性。
Among these methods to improve stability of generators, one of the most efficient and economic way is to make the performance of excitation device better, which has been acknowledged generally.
在诸多改善发电机稳定性的措施中，提高励磁系统的控制性能，被公认为最有效和经济的措施之一。
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