| 词汇 | anechoic |
| 释义 | anechoic adjective medical, physics specializeduk /ˌæn.ɪˈkəʊ.ɪk/ us /ˌæn.ɪˈkoʊ.ɪk/ not able to send back an echo(= a sound that reflects off a surface): 无回声的 The anechoic chamber is used to test microphone performance.无回声的房间被用来测试话筒性能。 The ultrasound showed an anechoic mass located behind a normal bladder.超声波显示在正常的膀胱后方有一个无回声的团块。 Those are lightweight building blocks made of some porous, anechoic material.那些是轻质的建筑用砌块，用多孔无回声的材料制成。 Compare echogenic Experiments in anechoic chambers have shown errors of more than two to one when subjects were asked to estimate the distance of a sound source. To overcome these problems it was decided to record heart valve sounds under controlled conditions deep in an anechoic water tank, free from reverberation noise. In this study, 4 patients had an abnormal anechoic mass, 1 had an abnormal echogenic mass. The case presented in ultrasound studies as a large, solid, well-defined, heterogenous mass with anechoic areas. 12.5% of the nodes were anechoic. Sound & its properties acoustically acoustician anti-noise aurally binaural binaurally echo high def high definition monaural monaurally mono monophonic quadraphonic reverberate sonic soundscape thunder twangy unlistenable You can also find related words, phrases, and synonyms in the topics: Medical examination |
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