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1)  Reflection field distribution
反射声场分布
2)  DART structure
分布式声反射(DART)
1.
This paper describes of uniform DART(Distributed Acoustic Reflection Transducer) structure and withdrawal weighted DART structure was analyzed.
分析了均匀分布式声反射(DART)和抽指DART换能器的结构,并用准静态分析法和反射列阵模型(REM)推导出它们的P矩阵、Y矩阵及S12参数。
3)  sound field distribution
声场分布
1.
The calculating model of sound field distribution along the urban elevated railway.;
城市高架轨道交通沿线声场分布计算模型
2.
According to the theory of wave acoustics and ray acoustics,train is regarded as a moving limited line sound source and the mathematics model of sound field distribution is set up around the elevated railway.
根据波动声学和几何声学原理,将列车看作一运动着的有限长线声源,建立了有声屏障时城市高架轨道交通沿线声场分布计算模型。
3.
Through monitoring with sound arrester and without sound arrester, analyses the sound field distribution on the side of high way, discover the sound field distribution character for the purpose of advising the scientific methods of sound degrading design and checking.
通过对高速公路侧向有、无声屏障状态下的声场分布测试与分析 ,旨在揭示高速公路声屏障降噪声场的分布特性 ,为道路声屏障的声学设计及验收方法提供科学依
4)  distribution of ultrasonic field
声场分布
5)  distribution of early reflections
早期反射声的分布
6)  Distributed reflection
分布反射
补充资料:混响声场
      见声场。
  

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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