To overcome the shortcoming of the traditional overtone ratio method, a higher overtone ratio method to determine the thickness vibration electromechanical coupling factors was presented.
为了克服传统泛音比法的这一弊端，提出了测定压电振子厚度振动机电耦合系数的高次泛音比法。
To facilitate the application of the higher overtone ratio method, a contrast table between the higher overtone ratio and the electromechanical coupling factors was provided.
为了便于高次泛音比法的应用，提供了高次泛音比和机电耦合系数的对应表。
This article has analysed the overtone source of the paraphrase controlled thyristor device to carry, pointed out the harmfulness, and proposed the corresponding overtone government method.
对相控晶闸管装置谐波源进行了分析，指出了其危害并提出了相应谐波治理的方法。
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