All synchronism belts driving are structure simple, noise lower, running steady and vibrate lower.
所有动力均采用同步带传动，结构简单，噪音低，运行平稳，振动小。
SF (b) series adopt special twisted blade design and flange flanging casing, which makes the noise lower and the air volume larger.
本系列风机的叶片采用特殊扭曲孤度设计，机壳采用法兰翻边工艺，使风机噪音更低，风量更大等特点。
The speed, efficiency, automation, precision and reliability for mechanical Products are required higher and higher while vibration and noise lower and lower, weight lighter at present.
当前，对机械产品高速、高效、精密、可靠、低振动、低噪声、轻量化和自动化的要求越来越高。
They do a better job of stopping outside noise, so you can listen at a lower volume.
它们能更好地阻止外界的噪音，所以你可以调低音量听音乐。
Even the simplest earplugs, she says, can lower noise exposure by 20 decibels and protect hearing cells from permanent damage.
亨德逊说，即使一个最简单的耳塞，都能够降低20分贝的噪音，保护我们的耳朵原理永久性的伤害。
According to a Cornell University study, even low-level noise in open-style offices can result in higher levels of stress and lower task motivation.
据康奈尔大学研究表明，在开放式的办公室中即使是非常低的噪音也使得员工们的工作压力变大，完成工作的动机降低。
Each design looks very different, but all final designs have to meet NASA's goals for less noise, cleaner exhaust and lower fuel consumption.
从设计上而言，各个设计之间差别很大，但是所有设计最终都必须符合美国国家航空航天局对于这类飞行器的目标(产生噪音低、排放废物少、燃料消耗少)。
The -c model is designed to have a lower noise profile to keep people around airports as happy as the airline bean counters paying the fuel bills.
这个C型模型将有更低的噪声特性，它能使机场周围的居民和支付燃料账单的航空公司一样高兴。
Common issues with lower quality mic pres include noise, distortion, low headroom, and unimpressed fans.
低质量的麦克风介绍，常见问题包括噪声，失真，低净空和打动球迷。
All import brand name component which ensures high speed, stable, lower noise and longer life.
所有的元件皆为进口品牌，高速，稳定，噪音低，使用寿命长。
Speed is reduced, the pump flow rate will increase instead, and the noise of the pump will be lower, but certainly can't flow theory.
转速降低以后，泵的流量会反而增加，而且泵的噪音会降低，但肯定打不到理论流量。
So, you get noise in a market signaling system if there are some people with lower quality products who also have lower cost.
所以，你在市场噪声信号系统，如果有一些人低质量的产品谁也降低了成本。
Well-known brand elevator without machine room also could lower the noise and improve the space use rate.
无机房品牌电梯，降低室内噪音，提高了空间使用率。
Theory and simulation results have proved and certificated that this method is able to excellently resolve the coherent signal sources of lower ratio of signal and noise.
理论与模拟结果证明这种方法可以实现低信噪比、相干信号源的良好分辨。
Higher speeds are more sensitive to photons but are generally lower in resolution and more susceptible to noise.
更高的速度较为敏感的光子，但分辨率一般较低，更容易受到噪声。
The injured brain fires at lower stimuli, resulting in increased sensitivity to light and noise, as well as pain amplification.
在较低的刺激脑损伤火灾，造成敏感性增加光线和噪音，以及疼痛放大。
But the lower the time constant, the more horizontal acceleration noise will be allowed to pass through.
但是时间常数越低，允许通过的水平加速度噪声就越多。
The inverter has the advantages of lower noise, lower loss, less volume, lighter weight, better output waveforms and without damping circuit.
这种逆变器具有噪音低、损耗小、重量轻、体积小，输出波形好且不需要吸收电路等优点。
In addition, lower pump in the empty noise.
另外，还降低了泵在空载时的噪声。
For reducing the work noise, it is effective, to lower the work frequency.
为了减小工作噪音，降低工作频率是有效的。
It has advantages such as higher efficiency and inhaling ability, longer running time with no failure, without medium leakage, lower noise, convenient management, etc.
该类泵具有效率高，自吸能力强，无故障运转周期长，无泄露，噪音低，现场管理方便等特点。
The DC motor without coal brushes is in a new style, with higher work rate, less wear and tear and lower noise.
直流无刷电机是一种具有高效率、低磨损、低噪声的新型直流电机机种。
Using the high degree diffracted waves twice, we have obtained lower noise phase difference amplification of over 100 times.
两次利用其高阶衍射可获得大于100倍的低噪声位相差放大。
The noise at lower part of railway cars consists of rolling noise, aerodynamic noise and driving device noise.
铁道车辆下部噪声主要由滚动噪声、空气动力噪声和机器噪声组成。
The noise at lower part of railway cars consists of rolling noise, aerodynamic noise and driving device noise.
铁道车辆下部噪声主要由滚动噪声、空气动力噪声和机器噪声组成。
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