单词	semi butterfly pass
释义	semi butterfly pass un.半蝶式孔型
随便看	free-field experiment free field format free-field format free field frequency response free-field frequency response of microphone free field ground motion free-field loudspeaker with amplifier free field map free-field measurements free-field method free-field motion free field particle acceleration free-field particle velocity free-field power response free-field pressure Free field realization free field reciprocal method free field reciprocity free field reciprocity calibration free field response free-field response free field room free-field room free field sensitivity free-field sensitivity