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sound pressure相关的网络例句

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Mainly divided into three parts: 1 delayed sound Pedal : Are British horse (John Broadwood block 1783), usually under the piano is invented the right medial step by step, when delay sound pressure nowadays, usually in the string is Damper immediately lift.

主要分为三个部分: 1 延音踏板:是英国人布劳马于1783年发明,通常是钢琴下最右内侧的踏板,当延音踏板被压时下,平时压在弦上的制音器立即扬起。

In the experiments, the accelerometer and the microphone are used respectively to measure the acceleration on the panel and the sound pressure in the cavity. Piezoelectric ceramics Transducer is used as the control source to control reverberant sound field transmission through a simply supported rectangular aluminium panel into a concrete cavity.

实验中采用加速度计和话筒作为传感器拾取板振动的加速度和闭空间内的声压信号,用压电陶瓷片作为振动控制源来控制混响声场通过简支矩形铝板向混凝土闭空间的声传入。

Through the spot measurement of the pump and downstream pipeline noise,and analyzing the spectrum analysis curve of sound pressure level and sound intensity level,this paper offers basis for the fundamental reason study of high vibration and noise,and puts forward t.

通过对泵及下游管线噪声进行现场测量,以及对各测点声压级谱分析曲线和声强级谱分析曲线的分析,为研究其振动和噪声高的根本原因、提出合适的改造方案提供依据。

So it is much more complicated to measure the sound intensity than the sound pressure.

因此声强测量仪的检定比声压测量仪器的检定要复杂得多。

Compared with the developed sound pressure measurement technology, sound intensity measurement technology is still a young acoustic measurement method.

相对于成熟的声压测量技术,声强测量技术还是一门年轻的声学测量手段。

Based on characters of sound wave produced by underwater explosion, a feasible sound pressure measurement method is proposed.

根据水下爆破所产生的声波的特点,介绍一种可行的声压测量方法。

By investigating the differences among the behaviors of sound pressure responses of four types of stiffened plates and an unstiffened one, we obtain a structural design which can effectively modify the stiffness of a plate structure and its sound radiation behavior.

透过四种加劲设计之复合材料结构板及未做加劲设计之平板的比较,探讨其声压曲线之差异以及差异产生的原因,来研究如何做出能有效提高平板结构刚性之加劲设计。

The results showed that the main frequencies were at about 6~100Hz and the sound pressure levels were about 80 dB.Infrasonic sound existed notwithstanding the dust remover was at work or not.

结果显示声音的主频在6~100Hz左右,为次声和低频噪声共存,工作场所声压级在80dB左右。

Dust removers have been installed for boilers in many thermal power plants.The sound pressure levels of low frequency noise and infrasonic sound at workplaces were measured.

由于许多火力发电厂锅炉安装了吹尘器,为了解它运行中的低频噪声和次声在工人工作场所的水平,我们对现场进行了测试。

Based on this, the surface sound pressure and outside sound field are computed. For the pipe under consideration, it is shown that the thickness of pipe and coupling mode may influence on vibro-acoustic radiation to some extent.

通过对管道声振模型的计算分析,发现壳体厚度、耦合振动模态等因素对结构声辐射具有一定的影响。

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