介绍了人耳生理系统和掩蔽效应的特性，并阐述了视音频压缩标准MPEG1音频部分的心理声学模型。
By analyzing human physiological audio system and its masking effect, this paper illustrates the psychoacoustic model in audio part of the ISO video coding standard MPEG1.
长期以来，空间听觉是一个横跨声学、听觉生理学、听觉心理学以及信号与信息处理等众多学科的研究课题。
Spatial hearing has been a research project related to acoustics, psychological acoustics, physiological acoustics, and signal and information processing etc. for a long time.
对人类生理声学和心理声学的了解是研究三维声音技术的基础。
The knowledge of physiological acoustics and psychological acoustics is the basis of the research of 3D sound technology.
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