• 声学比

acoustic pad隔声垫acousticadj.听觉的；声音的；原声的；音响的acoustic measurement system音响测量系统, 声学测量系统acoustic emission technique声发射技术acoustic signal recognition声信号识别acoustic spectral analysers言语训练辅助器acoustic emission detection声发射探测acoustic shadow elimination声影消除acoustic amplitude loy tool声幅测井仪acoustic holographic system声全息系统acoustic impedance matching声阻抗匹配acoustic deflection circuit声偏转电路