设计了一套完整的基于瞬态模型法和声波泄漏检测法的高压输气管线泄漏试验装置。
Based on transient model method and acoustic leak detection method, a complete set of high-pressure gas pipeline leak experimental device is designed.
用三维有限元方法对超声波线焊进行了瞬态的热-结构分析。
Thermal-structural analysis was performed for ultrasonic wire bonding(UWB) by three dimensional finite element method(FEM).
瞬态响应特性是超声波电机的一项重要性能指标。
The characteristic of transient response is an important parameter for ultrasonic motors.
瞬态响应特性是超声波电机的一项重要性能指标。
The characteristic of transient response is an important parameter for ultrasonic motors.
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