Underwater mechanical noise is one of the main noise sources of submarines.
机械噪声是水下航行器主要噪声源之一。
The mechanical noise influences the compressor noise greater at higher speed.
机械噪声在高转速下对压缩机的噪声影响较大。
The noise of wood-based panel machinery mainly includes mechanical noise, air dynamic noise, etc.
人造板机械的噪声主要有机械噪声和空气动力性噪声。
Using expurgation method divide combustion noise from mechanical noise, it showed combustion noise is main noise.
采用消去法分离了发动机的燃烧噪声和机械噪声，确定发动机燃烧噪声占主导地位。
At the same time, because of double screw compressor stress is bad, bearing load, its mechanical noise than single screw compressor.
同时，由于双螺杆压缩机受力不好，轴承受力大，其机械噪声也要比单螺杆压缩机要大。
A modified model of thermal-mechanical noise is developed to make it adaptable to the micromechanical cantilever in high frequency or low temperature.
本文采用能量统计分布方法研究微机械悬臂梁的噪声模型，对热机械噪声理论模型进行了拓展和修正，使之适用于低温和高频条件。
Engine noise is the greatest part of the vehicle noise, it consists of many kinds of noise especially gas kinetic noise, mechanical noise and combustion noise.
发动机噪声是汽车噪声源的主要部分，它是由多种声源发出的噪声组合而成的，主要包括空气动力噪声和机械噪声和燃烧噪声。
The diesel engine's noise is measured by using the acoustic pressure method. It separates successfully the engine's combustion noise, mechanical noise and inlet noise in test.
采用声压测量法对柴油机进行了整机噪声的测量，通过试验研究成功分离了发动机的燃烧噪声、机械噪声及进气噪声。
In this paper the separation method of combustion noise and mechanical noise, the identification technique of engine noise sources and the engine structure test were discussed.
本文讨论了柴油机燃烧噪声和机械噪声的分离方法；阐述了声源识别技术和发动机结构试验。
In centrifugal pumps, noise includes two parts, one is mechanical noise which is generated by mechanical vibration, and the other is flow-induced noise which is generated by flow field.
在离心泵中，噪声包含两部分，一部分是由机械振动产生的机械噪声，另一部分是由流场产生的流动噪声。
Company specializing in the production of bearings with high precision and low noise precision ball and precision mechanical parts.
公司专业生产轴承用高精度、低噪音的精密钢球及精密机械零部件。
The vibration and noise brought out in mechanical system comes primarily from that produced by gears.
齿轮传动所引起的振动和噪声是机械传动振动和噪声重要来源之一。
It embodies the visual limit between the public and private realms, while it shelters the upper domains from noise pollution and the mechanical equipment on the ground-floor.
它体现了公共和私人领域之间的视觉界限，虽然在卧室有噪声污染并且楼下有机械设备。
No mechanical seal leakage or abnormal vibration or noise occurred to the two pumps during operation.
两台泵在运转过程中均未见有机械密封泄漏现象发生，也未见有异常的振动和噪声。
No noise: the low speed motor reduced the mechanical vibration, totally solved the noise problem between gear and motor high speed running.
静音：超低速同步电机减少了机械振动，彻底消除齿轮及电机高速运转的噪声。
The medium vibration during solving process is a noise rather than a more real simulation to medium mechanical behavior and could cause calculation error for elastoplastic medium.
求解过程中的介质振动，是一种噪音，可引起弹塑性介质计算结果误差，而弹性介质的计算结果几乎不受影响。
Mechanical factors effecting on the vibration noise and resonance performance of IR detector were analyzed for the method of impact excitation using a hammer.
采用锤击法，利用冲击激励的宽频特性，研究了金属结构红外探测器的共振特性及影响振动噪声的力学因素。
And we design the duct so that the intake and exhaust smooth, noise and mechanical vibration is smaller.
而且我们设计的风道，使得进气排气更为通畅，噪声和机械振动更小。
Use Motor speed reducer drive sprocket drive, not only to ensure reliable transmission, but also reduce the vibration and noise, improve the stability of the mechanical operation.
采用电机减速机带动链轮传动方式，既保证传动可靠，又减少了振动和噪音，提高了机械运行的稳定性。
A new approach to extract weak periodic signal from strong noise is proposed to pick up some weak signals in the fault diagnosis of mechanical equipment.
为提取机械设备故障诊断中的某些微弱信号，给出一种新的提取强背景噪声中微弱周期信号的方法。
Mechanical transmission need satisfy the requirement of high speed, heavy duty, low noise and longevity of service.
机械传动需要满足高速、重载、低噪声、高寿命等要求。
No mechanical drive, noise and pollution during automizing deodorizing, high automazing efficiency, and low failure rate.
除异味设备工作时无机械驱动、无噪音干扰、无污染，工作效率高、故障率低。
By use of VVVF technology to directly control elevator door operation simplified the mechanical structure of elevator door device with low noise in door closing and leveling in exact position.
采用VVVF技术对电梯开门机直接拖动，使电梯门机装置机械结构简化，关闭时噪声低，且可靠到位。
Based on the study of frequency and damping, the effects of mechanical characteristic on thermal vibration noise and m.
从器件的频率和阻尼特性出发，研究了器件的机械特性对热振动噪声和机械稳定性能的影响。
This instrument is designed to measure, compute and analyse the triphase voltages and currents, without mechanical characteristic, temperature, noise and magnetic field etc.
论文设计的装置主要完成对电机三相电压电流等电参数的测量、计算和分析，而不涉及对电机的机械特性、温度、噪声、磁场等测量。
MC nylon, is called monomer casting nylon. MC nylon has lots of very good properties, such as light quality, no noise and good mechanical properties, and so on.
MC尼龙（单体浇铸尼龙）具有质量轻、不产生噪音、机械性能好和良好的回弹性等独特性能。
Asphalt pavement with advantages of good mechanical strength, smooth ride, low noise and ease of construction of the mechanization, has become China's main highway pavement structure.
沥青路面具有力学强度好、行车平稳、低噪音及易于机械化施工等优点，已成为我国高等级公路的主要路面结构形式。
Models shown are highly recommended where a large mechanical or rotary shaft seal is required, and low noise levels are important.
这个型号强烈的推荐大型的机械或旋转密封轴是必需的，低噪音标准很重要。
Models shown are highly recommended where a large mechanical or rotary shaft seal is required, and low noise levels are important.
这个型号强烈的推荐大型的机械或旋转密封轴是必需的，低噪音标准很重要。
应用推荐