本文通过试验研究和理论分析研究了混凝土(空心)砖墙体的隔声性能。
In this paper, through the experimental study and theoretical analysis, sound isolation behavior of concrete hollow brick wall is studied.
通过对驾驶室内空气声、固体声和混响声的分析，说明了简易式驾驶室的声学特性对耳旁噪声的影响。
On analysis, it is explained that the efcct of air, solid and reverberant noise within the cab on the car noise is illustrated in detail.
通过声模拟实验和声振分析计算以及振动测量，研究了床头箱体在整机噪声中的作用。
Thereafter, with the sound simulation and the vibration measurements, the effects of the headstock on the noise of the lathe are studied.
本文设计了专门用于检测次声武器各项性能的次声波信号采集系统和传输特性分析系统。
In this paper, the signal collection system and analytic system of transmission characteristic of infrasound are designed, which are used for testing the performance of infrasound.
本文研究了声图像的恢复对声图像纹理分析参数的影响。
The affection on the texture analysis by the acoustic image restoration is investigated in this paper.
通过分析声表面波谐振器对不同激励信号的响应，本文选用正弦脉冲串作为激励信号，来提高系统工作效率和传感距离。
Through the analysis of the response of resonator base on different pumping signals, sine burst is used for pumping signal of the system to improve the efficiency and detecting-distance.
薄壁结构的动力特性及动态响应分析是声疲劳分析以及寿命估算的基础。
Analysis of structural dynamic performance and response is the foundation to estimate fatigue life.
通过对频响曲线的对比分析，得出阻尼材料复合铝合金型材隔声的效果。
The effect of aluminum alloy materials on noise insulation with damping materials can be got.
在骨声振动分析中皮肤、肌肉等软组织、加速度计对结果有一定的影响。
Accelerometer and soft tissue such as skin and muscle have an influence on the result of sound vibration analysis of bone.
对实验的结果进行了一些分析，给出了厚板通气声衬声抗的一种算法。
The algorithm of the reactance is modified for the liner with thick perforated plate, based on the analysis of experimental results.
彼时不仅对音乐的起源作出了多种界说，还在对音乐本质的分析中，将“声”、“音”、“乐”这三个概念加以区分。
At that time, not only the boundary of then music origin was fixed but also the three concepts "voice, sound and music" were distinguished, via the analysis of music essence.
基于声辐射模态分析，建立了外部场压和结构表面振动速度之间关系的传递矩阵。
Based on the acoustic radiation mode analysis, the transfer matrix relating the pressure at every field point to normal component of surface velocity is formed.
针对复杂振动表面的声辐射问题，提出一种模态分析方法。
For the acoustic radiation problems from a complex vibrating body surface, a model analysis approach is put forward.
介绍了一种新型声-振动测量分析系统的研制方法。
Introduced the method to research and develop a new type sound and vibration measurement and analysis system.
进而计算了圆孔中的声质点速度，并分析了孔中速度的畸变情况、最后给出了圆孔的非线性声阻和声抗的理论值。
Furthermore, the time history and spectrum of the average flow velocity through an orifice are computed, from which the nonlinear distortion of flow velocity is analyzed.
首先，对现阶段常用于声振信号分析领域研究的各种时频分析方法的优缺点进行了分析和比较。
First, Discuss the advantage and disadvantage of some methods of time-frequency analysis usually used in the field of signal processing on sound and vibration.
语言合成过程一般是先记录人的说话声并通过分析获得重要的频率和振幅数据。
The speech synthesis process typically begins with recording a human voice and analyzing to extract important frequency and amplitude data.
运用声子导热机制对导热变化机理进行了分析。
The variation in heat conduction is analyzed using phonon heat conduction mechanism.
提出目前声相关计程仪原理分析过程中存在的问题，及其正确的分析方法，从而使其工作原理的分析过程清晰明了。
The paper points out the problems in analyzing the working theory of acoustic correlation log, and thus gives correct ways of analysis, which can clearly explain the working theory of the device.
方法调查本区环境空气质量、水环境质量及声环境质量等环境资料并进行分析。
Methods Collect and analyze the data the environment quality of the air, noise and water of the area.
现对确诊胎儿心脏畸形的41例胎儿心脏声图象进行分析、统计、总结。
Of fetal cardiac malformations are diagnosed 41 cases of fetal heart sound image analysis, statistics, summary.
本文对声强测量的有效性作了较全面分析，为精确的声测量奠定了基础。
The effectiveness of sound intensity has been analysed and the basis for precision acoustic measurement has been laid in this paper.
分析了声品质设计的主要步骤，提出了一个比较系统的产品声品质应用流程。
Based on the analysis of the primary steps during product sound quality design, a systemic research flow is suggested.
然后将该理论应用于柴油机机体的声辐射特性分析。
Then, the presented theory is used to analyse the acoustic radiation properties of the diesel engine block.
采用将有限声束分解为一系列平面波的方法，对有限声束在液体-固体板-液体结构中的声反射问题进行了分析和计算。
Analysis and numerical computation have been performed for the reflection of acoustic beam on the solid plate surface of layered structure: liquid solid plate liquid.
基于壳体水弹性理论，探讨了潜水器动力舱振动与声辐射建模及分析方法，并对常用潜水器动力舱振动和声辐射进行了分析。
The model of vibration and sound radiation of submarine dynamic cabin and its analysis method are discussed with the help of the hydroelasticity theory of shells.
并从超声的机械振动效应、声空化效应等方面分析了声化学的作用机理。
The mechanism of sonochemical actions were discussed in view of mechanical fluctuation and cavitation effect of ultrasound.
并从超声的机械振动效应、声空化效应等方面分析了声化学的作用机理。
The mechanism of sonochemical actions were discussed in view of mechanical fluctuation and cavitation effect of ultrasound.
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