anechoic

adj.

无回声的，无反响的；

anechoic chamber消声室，无回音室

Anechoic chamber and wave absorber
Reflectivity level of radio anechoic chambers
Anechoic structures for absorbing electromagnetic interference in a communications module
Electromagnetic Anechoic Chambers:A Fundamental Design and Specification Guide
Electromagnetic Wave Absorbers and Anechoic Chambers Through the Years
Spatial unmasking of nearby pure‐tone sources in a simulated anechoic environment
Hyperechoic renal tumors: anechoic rim and intratumoral cysts in US differentiation of renal cell carcinoma from angiomyolipoma
Distance Estimation of 0° or Apparent 0°‐Oriented Speech Signals in Anechoic Space
Comparison of electromagnetic absorber used in anechoic and semi-anechoic chambers for emissions and immunity testing of digital dev...
Acoustics -- Determination of sound power levels of noise sources using sound pressure -- Precision methods for anechoic and hemi-an...