... 管 pipe; tube 声管 acoustic pipe; acoustic tube; sound pipe 出声 utter (a sound); make a sound; speak ...
基于1个网页-相关网页
acoustic pulse tube 声脉冲管
The development of the low-frequency acoustic tube measurement system based on one-way reception method provides an effective way of measuring low-frequency acoustic properties of acoustic materials Samples, which is helpful for the low-frequency sound absorption performance test of sound-absorbing material.
基于单向接收法开发完成的低频声管测量系统,为水声材料样品的低频声学特性测试提供了一种有效的手段,对于吸声材料低频段吸声性能试验研究具有重要意义。
参考来源 - 低频声管测试技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
High moulded ceilings were stripped of Sixties acoustic tiles, but not of the same era's fluorescent tube lights. Simultaneously, the place felt grand and drab.
高耸的屋顶上六十年代的隔音瓦被拆除了，但是相同年代的荧光管还保留着，站厅显得空旷而无趣。
A standing wave tube measurement system is presented for measuring low frequency acoustic properties of underwater acoustic materials.
介绍一种用于水声材料低频声性能测量的驻波管测试系统。
The theoretical method for calculating the absorption coefficient of the absorber is provided by analogying the acoustic field in a tube with varying cross section.
对尖劈型吸声材料用类比变截面管道的声场理论，给出了计算其吸声系数的一种方法；
应用推荐