在负载为纯力抗的状况下，利用纵振型变幅杆等效四端网络，对频率方程和放大系数进行了研究。
Based on equivalent four-terminal networks of the longitudinal ultrasonic transformer, the resonant frequency equation and the amplitude magnification coefficient, with reactive load, are studied.
提出了利用差分法计算双原子分子纯振动能级和振-转能级的具体方法。
The difference method for solving pure vibrational energy level and vibration-rotational energy level is proposed in this paper.
本文讨论了丝网型回热器能在纯行波状态下起振的临界温度梯度与结构参数及运行参数的关系。
This paper analyses the critical temperature gradient of a regenerator under a simplifying assumption for different structure and operating parameters.
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