- In the paper, based on the require of acoustical environment and acoustics theory, One noise control way to it is introduced after detailed research.
- In the paper,based on the require of acoustical environment and acoustics theory,the noise control way to it is introduced after detailed research and analysis,and had gotten ideal performance.
- On the basis of acoustic theory and practical experience, expends the gist of design of room for noise determination.
- Part I deals with background material in the acoustic theory of speech production, acoustic-phonetics, and signal representation.
- This dissertation introduces and discusses acoustic theory ,designing principal and content for noise barriers.
- Based on the sound distinguishing characteristics of the tinnitus patients, an instrument of tinnitus treating which is combined with the acoustical theory is designed.