Chinese Journal of Acoustics, Volume 2Science Press, 1983 - Sound |
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Common terms and phrases
Academia Sinica amplitude analysis angle approximation array attenuation average B(OH Beijing calculated calibrated characteristic chime bells Chinese components coupling creeping waves crystal curve diffraction direction disk echo effect electric energy equation experimental results focused gain Frequency Hz function group velocity high intensity sound Hilbert transform Holography incident inertia coupling Institute of Acoustics interface layer linear liquid-filled sphere loudspeaker low frequency maximum measured metal stud method microphone naphthalene noise obtained parameters phase piezoelectric piezoelectric-tunable plane plate prediction pressure wave pulse range ratio received reflection resonance frequency reverberation safety criterion samples secondary source system shown in Fig sidelobe sin² sound field sound pressure level sound reinforcing system sound source sound wave spectrum correlation SPL of speech stress surface Table target temperature theoretical thickness tion transducer transform ultrasonic velocity vibration voltage Wang Zhang