声学检验 meaning in English

acoustic inspection

Unlike optical systems, acoustic check systems can bother the passengers of a vehicle a lot .
不像光学系统，声学检验系统会使车上的乘客感到相当厌烦。
Testing of acoustics in buildings ; airborne impact and sound insulation ; measurement of level difference
建筑物声学检验.气载噪声和隔音.第6部分:噪声级差测
Tests in buildings acoustics - airborne and impact sound insulation - part 7 : laboratory determination of the normalized flanking level difference
建筑物声学检验.气载播声和冲击声隔绝.第7部分:标准