Anisotropic degree of horizontal direction and vertical direction in the sea surface noise field are discussed.
论证了海面噪声场垂直与水平方向噪声的各向异性程度。
The results of this paper proved that it is effective to reduce the engine surface noise by changing the structure parameters.
结果证明，通过结构参数的改变来降低表面辐射噪声是行之有效的。
In this paper, the relationship between the structure vibration and the surface noise radiation is analyzed and deduced from the acoustic and vibrational theory.
本文从声学振动理论出发，分析并导出了结构的振动与表面辐射噪声的关系。
The gain limitation of particle velocity and acoustic energy flux in the sea surface noise field and half-isotropic noise field is discussed based on orientation-exponent theoretic.
从指向性指数出发分别推导了海面噪声场条件下和半各向同性噪声场条件下质点振速检测器增益和声能流检测器增益的理论极限。
The noise can surprise the animal, causing it to swim too quickly to the surface.
噪音会让这个动物措手不及，导致它游得过快而无法到达水面。
But one day he heard a strange noise at his feet, and when he looked down to see what it could be, he saw a stone-cutter driving tools into his surface.
可是有一天，他听到脚下传来一阵奇怪的噪音，他往下看到底发生什么事，发现一个切石匠开动工具钻入岩石表面。
Road surface, other traffic, wind noise and driving speed all contributed to the cacophony.
路面，其他交通工具，风声和行驶的速度都会不同程度产生刺耳的声音。
Noise will be a big help to us as we discuss how to get even noisy detail across the entire surface.
噪音将是一个很大的帮助我们，因为我们讨论如何变得更嘈杂的细节在整个表面。
The method is used to detect actual complex surface, and denoise background noise combined with the histogram equilibrium algorithm.
上述定理应用于复杂背景下的路面检测，结合直方图均衡化算法消除背景噪声；
In addition, the engines are located on the aft upper surface, providing natural noise shielding that makes the configuration quieter during takeoff and landing.
此外，发动机位于后部上表面，提供了自然的噪声屏蔽，使得配置在起飞和着陆期间更安静。
From the architect. The surface light rail glides smoothly to the surface on two lanes of steel, without making much noise.
来自事务所的描述：在不会制造很大的噪音的情况下，地面轻轨通过两条钢制轨道平滑地驶出。
The wind noise of transmission conductor has been produced by pressure variation caused by the fluid peeling on the conductor surface after wind blowing.
导线风噪声是风吹过导线后，由导线表面的流体剥离所引起的压力变化所产生。
Any faster and car tires make enough noise on the road surface to be heard.
时速比这快时，汽车轮胎在路面产生的噪音足够引起人们注意了。
This accuracy isn't limited by the sensitivity of the pickup system, but by the quality of the shaft surface and the noise generated by the rotation.
这不仅限于准确性的灵敏度拾音器系统，但在质量，轴表面和噪声所产生的轮换。
One simple tip for modeling the wood slates was to tessellate the faces and then add a small noise on the vertex so we can get a nice random surface that gives some realistic look of old wood.
再创建木板有一条小建议：在表面附上纹理并在顶点加一些噪点，这样表面更随机看起来像真实的老木头。
Considering the influence of the input disturbance, a mathematical description of road surface irregularity is established, which is the model of integral white noise and inspire with sine wave.
同时，考虑到路面扰动输入对悬架控制的重要影响，建立出积分白噪声形式的路面不平度数学模型及正弦激励模型。
Vibration response signals of vehicle are processed with wavelet analysis to reduce noise efficiently, and road surface roughness is analyzed by road response spectrum.
小波分析处理车辆振动响应信号，可有效降噪，通过路面反映谱分析路面不平度。
More and more automobile enterprises have attached important to research into the control of radiated noise from engine surface.
对发动机表面辐射噪声控制的研究已受到越来越多的汽车生产企业的重视。
The noise of an optical receiver consisting of a surface emitting laser amplifier and a detector is enhanced by any lack of gain uniformity.
由表面发射激光放大器和检测器组成的光接收器的噪声因任何增益的非均匀性而增加。
The flow noise reduction of al alloy model with low surface energy coatings have been studied in a water tunnel.
低表面能涂层涂覆在铝合金模型上，考察了其在水筒中低频段降低流噪声的效果。
The laser vibrometer based on the surface vibration for measuring and analyzing the radiating noise of the 4120SG diesel engine is proposed.
以4120SG柴油机为研究对象，提出基于激光测振的表面振动法测量柴油机辐射噪声。
This study focused on analysis of pressure fluctuation on the body surface, prediction of exterior far-field noise and interior noise and the road tests.
本文的研究重点包括车身表面脉动压力的求解和分析、车外远场噪声和车内噪声的预估以及实车道路试验研究。
Operating signal noise was also considered, and the sensor photodiodes were deeply embedded in silicon to isolate them from noise-causing elements on the chip surface.
考虑了工作信号躁声，感光光电二极管深嵌入硅片中，与芯片表面上产生噪声的元件相隔离。
One of the most fundamental and effective methods to reduce automobile noise is the control of radiated noise from engine surface.
控制发动机表面辐射噪声是降低汽车噪声最根本有效的方法之一。
Strong initial adhesion even for rough surface, can attach to irregular surface. It's used for marking, binding, insulation, sealant, anti-scrape, anti-noise, etc.
对粗糙表面亦有强粘性，能依附不规整表面，适用于标识、捆扎、绝缘、密封、防刮擦、噪音等。
The ocean ambient noise is highly correlated with surface wind speed.
海洋环境噪声与海面风速高度相关。
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 engine surface vibration and radiated noise is carried out in this paper.
本文以一台车用六缸柴油机为例，研究了发动机的表面振动和发动机的表面辐射噪声。
Additional improvements in free surface normal evaluation result in reduced noise in surface tension pressure.
免费的表面另外的进步正常评估造成减少表面张力压力的噪音。
Through the analysis of experimental model and air dynamic of type MB503 wood surface planer, and chief noise source was fixed, and was verified by the experiment.
通过对MB503型木工平刨床进行试验模态和空气动力学的分析，确定了木工平刨床的主要噪声源，并进行了实验验证。
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