The anechoic chamber is used for sound testing.

无回声的房间用于声音测试。

The anechoic room helps in measuring pure sound waves.

无回声的房间有助于测量纯净的声波。

The anechoic conditions are ideal for acoustic research.

无回声的条件非常适合声学研究。

Scientists conduct experiments in an anechoic environment.

科学家在无回声的环境中进行实验。

Engineers design anechoic chambers to eliminate sound reflections.

工程师设计无回声的房间以消除声音反射。

Noise is measured in anechoic room.

?噪音值是在无音室中的测量值.

Simple anechoic chamber was used for noise reduction.

根据降噪量要求对设备间采用简易消声室设计。

A NSA model of impact anechoic chamber ispresented herein theoretically.

文章首先经过推导和计算,得出了一套计算紧缩型暗室的归一化场地衰减(NSA)理论值模型.

It is the important reference for the evaluation of anechoic chamber performances.

为评估全电波暗室的性能提供重要技术依据.

Its better than primary dissipative muffler in anechoic quality and aerodynamic quality.

此消声器与原消声器相比具有更好的消声性能和空气动力性能。