detonator, bell signal, emergency signal, blast of the whistle, danger signal, acoustic
声变换器
acoustic transformer【声】
暂无补充释义。
acoustic transformer【声】
暂无补充释义。
detonator, bell signal, emergency signal, blast of the whistle, danger signal, acoustic
acoustic
atresia of external acoustic meatus
acoustic spot
acoustic stimulator
acoustic reflex decay test
acoustic stimuli
emergency protective circuit arrangement, acoustic shock absorption