“ultrasonic attenuation spectrum measurement in multi-phase flows”的概念、定义、翻译、参考文献-科学参考

单词	ultrasonic attenuation spectrum measurement in multi-phase flows
释义	ultrasonic attenuation spectrum measurement in multi-phase flows Encyclopedia 工学[多相流测量]释 ultrasonic attenuation spectrum measurement in multi-phase flows多相流超声衰减谱测量通过主动发射和检测超声波信号，分析由于两相流中声波的吸收、散射等原因所引起的在一定带宽范围内表示为频率函数形式的衰减系数，进而反映并测量多相流中参数特性的技术。
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