本文扼要介绍了超声测量技术的原理、方法及其应用。
The principle method and application of the ultrasonic technique are briefly recommended.
利用理论分析和实验模拟的方法研究了超声脉冲反射技术测量井下套管厚度的方法。
The Methodological investigation on the measurement of thickness of downhole casing with ultrasonic pulse echo technique is carried out both in theory and in experiments.
文章介绍了对封闭式空调压缩机的液位测量，研发了基于虚拟仪器技术的超声波检测系统。
In this paper, the liquid level measurement of sealed air-condition compressor is introduced and an ultrasonic testing system based on virtual instrument is developed.
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