Secondly, the noise source equipments are confirmed.
其次确定噪声源设备。
The noise of wavefront sensor is a major noise source in adaptive optics system.
在自适应光学系统中，波前探测器的噪声是主要误差源。
Quadrupole source (30) a noise source in which four parts vibrate alternately in phase.
四极声源(30)一种分成四部份而相位交替振动的噪音源。
Analytical results show that the unusual noise source is chiefly due to unsteady combustion.
测试结果表明，国产机噪声异常主要是由于不稳定燃烧造成的。
This way is able to identify gearbox's noise source, and has great wide application foreground.
该方法对变速箱的噪声源有一定的识别能力，具有很广阔的应用前景。
In the paper, most kinds of noise source of micro seismic measurement system are analyzed in detail.
详细分析了微震动测试系统的各种噪声源。
Piezoelectric ceramic is used as a second noise source to reduce the volume and mass of the headset.
次级声源采用压电陶瓷驱动，可有效减轻耳罩体积和重量。
This method has the capacity to identify gearbox noise source, and has broad prospects for application.
该方法对变速箱的噪声源有一定的识别能力，具有很广阔的应用前景。
This method has the capacity to identify gearbox's noise source, and has broad prospects for application.
该方法对变速箱的噪声源有一定的识别能力，具有很广阔的应用前景。
Results of identification and analysis show that main noise source of the model GZ6921 bus is cooling fan.
识别及分析结果表明，冷却风扇噪声是GZ 6921型客车的主要噪声源。
A sound mode technology was proposed for exactly identifying an internal combustion engine's noise source.
为了准确识别内燃机噪声源，提出了一种声模态分析技术。
The method of noise source identification and location based on Wave Superposition Method(WSM) is proposed.
提出了基于波叠加的噪声源识别和定位方法。
In this paper a microwave standard noise source which produces noise by healing a metal filament is described.
本文介绍了一种用加热金属丝来产生噪声的微波标准噪声源。
Informed coding can resist the first noise source as well as the blind coding can resist the second noise source.
有信编码可以抵制第一噪声源对水印的干扰，而盲编码可以抵制第二噪声源的干扰。
The noise source and characteristics of a Solar Blind Ultraviolet Intensified Charge Coupled Device are analyzed.
分析了“日盲”紫外增强型电荷耦合装置噪声的来源及特点。
Impact noise theory is used to study the noise properly from the type 1515 loom and to identify the noise source.
从撞击噪声形成机理出发，分析了1515型自动棉织机噪声的声学特性和主声源。
Engine noise is the major noise source of automobile; air power noise is one of composition parts of engine noise.
发动机噪声是汽车的主要噪声源，空气动力噪声是发动机噪声的组成部分之一。
Study on the interference of the noise source of the test system, analyzing the spreading primarily path with kind.
研究干扰测试系统的噪声源，分析噪声主要的传播途径和性质。
The hydraulic power unit is a very important part of industrial hydraulic system, and also an important noise source.
液压站是工业液压系统的重要组成部分，也是噪音的重要来源。
Air compressor noise is the main noise source. From the Angle of air flow noise, can be briefly analyzes the following.
气流噪音是空压机的主要噪声源。从气流噪声的角度，可以简要分析如下。
The result of comparator thermal noise or other non-sampled noise source may make the comparator 14 make the wrong decision.
比较器热噪声或者其它非采样噪声源的结果可能使得比较器14做出错误的判定。
The noise source was firstly introduced into the differential equation of laser thermal conduction and the equation was solved.
首次在激光热传导方程中引入噪声项，推导了噪声影响下该激光热传导方程的解。
The project design of noise pollution control should be started with three respects of noise source, noise transmission and reception.
噪声污染控制的工程设计应从“声源”、“传递”、“接收”三个方面着手。
This paper distinguishes principal noise source of the hoist, it is passed through-noise experiment and frequency analysis with the hoist.
本文通过对提升绞车的噪声试验和频谱分析，鉴别了提升绞车的主要噪声源。
Presents several proposals as how to specify the noise criteria, noise source point and measurement method for air conditioning equipment.
对如何确定空气调节设备噪声的标准、声源点及测定方法提出若干建议。
With auto-power spectrum and cepstrum, this paper diagnoses the unusual noise source of the gear box, and finds an impaired gear of the box.
本文采用自功率谱、逆频谱方法对拖拉机变速箱异常噪声源进行了诊断，找出了产生异常噪声的根源。
The result shows that the parabolic fit method has a high precision with fewer computing time when the background noise is the main noise source.
结果表明，方法误差与随机噪声的性质有关：在本底噪声为主时，二次曲线拟合法精度高，计算量小。
Through noise data collection and power spectrum analysis of turbojet and turbofan, the main noise source and characteristics of noise are discussed.
通过对涡轮喷气及涡轮风扇发动机试车噪声的采集和声功率谱分析，讨论发动机的主要噪声源和噪声的特征。
An experimental study on the engine noise source identification by the method of surface vibration measurement technique is carried out in this paper.
通过测量柴油机表面振动速度的方法对其进行了表面噪声源识别的研究。
An experimental study on the engine noise source identification by the method of surface vibration measurement technique is carried out in this paper.
通过测量柴油机表面振动速度的方法对其进行了表面噪声源识别的研究。
应用推荐