1) duct acoustics
管道声学
2) acoustical measurement through impedance tube
管道声学测量
3) sound natural frequency of tube
管道声学固有频率
4) duct sound elimination
管道消声
1.
Experimental research of sound absorption by water fog in duct sound elimination system;
在管道消声系统中水雾吸声的实验研究
5) duct noise
管道噪声
1.
With increasing attention to the environmental problem, especially to the noise, active control of duct noise is becoming a very challenging research task.
管道作为输送物质的通道和信息传输的介质，被广泛的应用于工农业生产的各个领域，管道噪声也自然广泛存在于工农业生产的各个领域。
6) sound insulation of conduit
管道隔声
1.
Advances of sound evaluating, noise barriers, low noise road, sound insulation of walls and floors, sound insulation and ventilation of windows and doors, sound insulation of conduit have been summarized.
对人居环境中影响声环境质量的噪声评价、城市道路声屏障、低噪声路面、建筑隔墙隔声及楼板隔声、隔声通风门窗、室内管道隔声降噪等各方面的发展进行了阐述,认为在实际应用方面有很大发展空间,在各控制方法综合影响方面还要进行深入研究。
补充资料：管道SCADA(见管道数据采集与监控系统)
管道SCADA(见管道数据采集与监控系统)
popeline supervisory control and data acquisition system
管道SCADA(PIPelinesuPervisory eontroland data aequisition system)与监控系统。见管道数据采集
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条