Step four: the main frequency spectrum of the acoustic analysis.
步骤四：进行该声波主要频谱的分析。
Objective To evaluate the use of voice acoustic analysis in laryngeal polyp surgery.
目的探讨嗓音声学分析在评估声带息肉手术疗效中的作用。
Objective: to investigate the relationship between acoustic analysis and auditory assessment of hoarseness.
目的：探讨嗓音声学分析参数与声嘶程度心理听觉评价之间的关系。
Conclusion voice acoustic analysis can evaluate the operative effect of laryngeal polypectomy objectively and quantitatively.
结论嗓音声学分析可客观、定量地分析嗓音质量，评价手术疗效。
Observation of the parameters of acoustic analysis in patients after small vocal polyp operation with voice rest and no rest;
目的探讨慢性喉炎、声带小结、声带息肉病人嗓音声学参数的变化，评价嗓音声学参数对喉良性病变的诊断意义。
In the paper, experimental phonetics acoustic analysis method, Qinghai vernacular, Oirad dialect and Alasha vernacular soil acoustic comparative study.
本文用实验语音学声学分析方法，对青海土语、卫拉特方言和阿拉善土语进行了声学比较研究。
The main numerical modelling techniques for vibro-acoustic analysis are based on element based method, such as the finite element and boundary element method.
分析振动-声的数值方法主要是基于单元的方法，如有限元和边界元。
The acoustic analysis with computer indicated that pitch perturbation and width of frequency in electrolaryngeal voice were approximated to those in normal voice ( P >0.05).
计算机声学分析表明电子喉音的音调扰动值和频带宽度与正常人的喉音比较差异无显著性（P >0 .0 5 ）。
Evaluations of tracheoesophageal (TE) speech and acoustic analysis of TE voice were studied on 9 laryngectomees with TE fistula and using voice prosthesis for speech rehabilitation.
本文对9例全喉切除术后行气管—食管造瘘术并应用发音管发音的患者进行言语评价及声学测试。
The acoustic analysis model for an automotive exhaust muffler is built, and the transmission loss of exhaust muffler is measured by test and also simulated by using both FEM and BEM.
建立某汽车排气消声器的声学分析模型，采用有限元法和边界元法对排气消声器的传递损失进行了仿真分析和试验测试。
He said experts have used a combination of DNA analysis and video, acoustic and cell phone technology to figure out what's living where, in the sea.
他说，专家们综合使用DNA分析、视频、水声及手机等技术定位各种海洋生物所在海域。
A Swedish analysis of 16 studies in the journal Occupational and Environmental Medicine showed a doubling of risk for acoustic neuroma and glioma after 10 years of heavy cellphone use.
发表在《职业与环境医学期刊》上的16项在瑞士的调查的分析结果表明：使用手机10年以上的人，患听觉神经瘤和神经胶质瘤的风险是翻倍的。
Build up analysis model and optimise the key acoustic parameters for new products.
新产品产品分析模型的建立并优化关键声学参量。
The affection on the texture analysis by the acoustic image restoration is investigated in this paper.
本文研究了声图像的恢复对声图像纹理分析参数的影响。
Thirdly, the paper has discussed the generation mechanism, acoustic model and the simulation model of the road noise on the basis of the tire pattern noise, and carried out the simulation analysis.
再次，在对轮胎花纹噪声研究的基础上，探讨了道路噪声的发声机理、发声模型及其仿真模型，并进行了仿真实验分析。
Auditory scene analysis is the study on how to recognize environmental events with sounds arising from various acoustic sources.
声场景分析主要研究如何在嘈杂的声音中感知环境事件。
Acoustic holography is an effective method to analysis noise fields.
声全息方法是分析噪声场的一种有效手段。
Some applications on fem in the micro loudspeaker modal analysis and the acoustic response simulation are introduced.
介绍了有限元法在微型扬声器振膜模态分析以及声响应分析中的一些应用。
The reliability analysis of QSF3 -1 Model Acoustic Responder Releaser using for Marine monitoring system is introduced here.
本文就海洋监测系统中用到的一种仪器——QSF 3 -1型声学应答释放器进行了可靠性分析。
The model analysis approach is introduced into the acoustic radiation problems.
一种模态分析的方法引进声辐射问题的研究之中。
According to the energy characteristics of acoustic wave, the bolt bonding integrity can be classified by the means of impedance analysis.
利用声波的能量特征和波阻抗分析方法，对锚固质量进行初步分级；
The acoustic modal analysis of cavity is the important matter on vehicle NVH performance study. Identifying system mode is of importance to avoid acoustic resonance and reduce interior noise.
车室声学模态分析是汽车NVH特性研究的重要内容，识别系统模态对避免声学共振、降低车内噪声有重要意义。
At he same time, muffler styles and evaluation of acoustic performance and analysis methods of acoustic characteristic are introduced detail by detail.
同时，对消声器的分类，消声性能评价以及消声特性分析方法进行了详细的说明。
The theoretical and simulation analysis about acoustic signal processing in multi-path channel and the engineering software design are given in the dissertation.
该系统采用主动工作方式，本文系统地研究了在多途信道中对声学信号进行处理的理论研究和仿真分析及工程软件设计。
Numerical analysis and active control of underwater structural acoustic radiation and transmission are very important for achieving quiet submerged structures.
水下结构声辐射和声传输的数值分析和主动控制研究，具有重要的理论意义和应用前景。
Theoretical analysis and calculation on the acoustic properties of perforated panel absorber were described herein.
对穿孔板吸声结构的声学特性进行了理论分析与计算。
In this paper, two new methods of determining in-situ stresses of rock masses in laboratory, acoustic emission method and analysis of typical points of stress-strain curves are investigated.
本文研究了实验室内测定岩体地应力的两种新方法——声发射法和应力应变曲线特征点分析法。
Phase Variation Analysis of Transient Evoked Otoacoustic Emission Signal with or without Contralateral acoustic Stimulation.
对侧刺激声作用下瞬态诱发耳声发射信号的相位研究。
This paper dealt with tensile damage of the reinforced PTFE through detecting by acoustic emission technique and fracture analysis with scanning electron microscope.
采用声发射技术监测填充聚四氟乙烯的拉伸损伤过程，结合扫描电镜进行断口分析。
This paper dealt with tensile damage of the reinforced PTFE through detecting by acoustic emission technique and fracture analysis with scanning electron microscope.
采用声发射技术监测填充聚四氟乙烯的拉伸损伤过程，结合扫描电镜进行断口分析。
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