This chapter introduces sound wave and sound field at first, followed by the physical characters and subjective evaluation factors of noise.
本章首先介绍声波和声场的基本知识，然后说明噪声的物理量度和主观评价。
参考来源 - 基于虚拟仪器的主减速器噪声检测技术与系统The algorithm needs an objective evaluation and subjective evaluation of the results compared.
也因此评判客观算法的有效性需要与主观评价结果对比。
参考来源 - 基于Contourlet变换的图像质量评价方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The effect of frequency range on speech articulation is analyzed based on subjective evaluation experiment.
通过主观评价实验来分析频响范围对语言清晰度的影响。
Subjective evaluation method has the same validity as the performance index in assessing the quality of VDT display.
评价VDT显示质量，主观评价法具有与作业绩效指标同样的价值。
The satisfaction of community environment is residents 'subjective evaluation and overall feel for their community environment.
社区环境满意度，就是居民对其社区环境的总体感受及主观评价。
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