sound intensity
英 [saʊnd ɪnˈtensəti]
美 [saʊnd ɪnˈtensəti]
网络 声强; 声强测量; 声音强度; 聲強; 音强
双语例句
- Therefore, studying the sound intensity measurement theory and developing a real-time sound intensity measurement system which meets the situation of our country is very significant.
因此研究声强测量理论，并在此基础上开发一套适合我国国情的实时声强测量分析系统具有十分重要的意义。 - The measurement of noise levels of rotating electric machinery in operation by sound intensity method is presented in this paper.
现有标准电机噪声均是在空载状态下测定的。 - Application of DSP Technology in Sound Intensity Test System
dsp技术在声强测试系统中的应用 - A logarithmic unit of sound intensity; 10 times the logarithm of the ratio of the sound intensity to some reference intensity.
声音强度对数单位；等于音强或功率比值的常用对数乘以。 - Sound intensity distribution and acoustic power output of a sound source in reverberation chamber
混响室内声源的声功率输出及声强分布 - Experimental Study on Noise Sources Identification of Vehicle Based on Sound Intensity Method
基于声强法的整车表面噪声源识别试验研究 - Sound intensity measurement-based phase reconstruction of complex sound pressure on holographic surface within a cylindrical cavity
基于声强测量的圆柱内部全息柱面复声压相位重构 - The measured surface sound intensity of engine shows quite consistency with the analytical result obtainable with the engine block model.
而且对机体进行了试验模态分析及表面声强测试。 - Noise Test for Vehicle Gas Source Device Using Sound Intensity Method
声强法在车辆气源装置噪声试验中的应用 - Direction Estimation Algorithm and Its Improved Algorithm Based on Vector Sound Intensity Array
声强向量阵对低频目标测向及其优化算法研究 - A measure of sound intensity equivalent to one decibel at 1000 Hz.
一种声强的量度单位，其值等价于1000Hz1分贝。 - A logarithmic unit of sound intensity equal to 10 decibels.
声音强度对数单位等于分贝。 - Research on the DSP Based Real-time Sound Intensity Measurement System by Use of the Two-microphone Cross Spectral Method; Investigation on interaction between distamycin derivatives and DNA by circular dichroism spectroscopy
基于DSP的实时互谱声强测量系统的研究偏端霉素衍生物与DNA相互作用的圆二色谱测定 - Passive Directional Method Based on Arbitrary Four-sensor Vector Sound Intensity Array and Its Experimental Investigations
任意四元声强向量阵被动定向方法和实验研究 - The influence of the DFT leakage errors on the sound intensity measurement is analyzed and the simulation examples are presented.
分析DFT泄露误差对声强测量的影响，进行模拟计算。 - Sound intensity of the anti-aging is very strong, and installed in the indoor humidity is such as to prevent an adverse environment.
音箱的抗老化强度方面非常强，而安装在户内更是能防止潮湿等恶劣的环境。 - The contrasting results show that sound intensity, radiation time and frequency are the main factors, and the secondary factors are test temperature, working mode and settlement time.
对比实验研究表明：声强、辐照时间和频率是影响破乳脱水率的主要因素，而实验温度、工作方式、沉降时间等为次要因素。 - However, with the further increase of sound intensity and power, the growth of E.coli was obviously restrained.
但随着刺激强度的进一步增加，大肠杆菌的生长却表现为明显的抑制效应。 - Furthermore, the accuracy of sound intensity measurement is verified by comparing with distribution of engine's vibration velocity.
并利用扫描式激光测振仪测量了柴油机表面振动速度分布，验证了声强测量法的正确性； - Objective To investigate the effects of sound intensity and frequency on phonatory stability.
目的研究声强和频率对发声稳定性的影响。 - The principle and composing of virtual sound intensity measurement system based on two-channel FFT analysis are researched.
研究了基于双通道FFT分析仪的虚拟式声强测量系统的原理与组成。 - The sound intensity measurement is carried out for the exterior radiation noise of an automobile and by means of spectrum and correlation analysis of noise signal, an investigation into the application of sound intensity measurement to vehicle noise control is presented.
通过对汽车的车外辐射噪声进行了声强测试并对噪声信号进行频谱分析和相干分析，研究了声强测量系统在汽车噪声控制中的应用问题； - The space structure of the averaged sound intensity is discussed with this expression.
用这表式讨论了平均声强的空间结构的问题。 - The influences on the emission efficiency as well as the method of sound intensity survey were discussed.
讨论了影响声辐射效率的因素以及相应的水下声强测试分析方法； - The measurement of sound intensity can be applied to course detect, product research and development applications.
声强测量可以用于过程监测、故障诊断和产品研究与开发。 - The radiation characteristics of vibrating surface and the surface sound intensity are theoretically studied in the light of energy.
本文以能量的观点对振动表面的声辐射特性和表面声强进行了理论分析。 - With sound intensity method, major sources of the exterior vehicle noise are identified.
用声强法对车外噪声的主要声源进行了鉴别。 - The method of average sound pressure level and average sound intensity was used for processing noise test data.
针对噪声测试结果，运用平均声压级法和声强平均法对试验数据进行处理。 - Sound intensity measurement is the most effective method for localization noise source.
声强测量是噪声源定位的最有效方法。 - Secondly, based on the designed system, change of sound intensity and frequency characteristic are tested in indoor environment. Comparing with the theoretical, the reliability and accuracy of the system is confirmed.
其次，利用设计的采集系统，本文对室内声音传播的声强变化和频率特性进行了实验测试和分析，与理论计算对比，验证了设计系统的可靠性及精确性。