This allows the ear nerve to be tempered, low-frequency noise damage, there is a certain subduction.
这样可以让耳朵的神经得到锻炼，对低频噪音的伤害，有一定的消减作用。
They want warning on noisy equipment to be written in simple language and they want more scientific studies on how different kinds of noise damage hearing.
他们想用简单的语言将吵杂的设备机器写下来以示警告，且他们希望对有多少不同噪音损害到听力进行进一步的科学研究。
Repeated or continuous exposure to loud noise can cause gradual and cumulative damage.
反复或持续暴露在噪声中，可能会逐步造成积累性损伤。
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。
Excessive noise, including working with noisy machinery, exposure to loud music or other loud noises, such as gunfire or explosions, can damage the inner ear and weaken hearing ability.
过量的噪音，包括机器轰鸣声、音乐声过响或其他噪音过大，如枪声或爆炸声，有可能损害内耳道，使听力减弱。
But any loud or continuous noise can damage delicate ear structures, including music piped in through ear buds.
任何响亮的声音或持续不断的噪音都会伤害我们脆弱的听觉系统，包括通过耳塞传出的音乐也会。
Experts are particularly concerned about signs of hearing changes in teens because of permanent damage that excessive noise exposure can have.
专家很担心由于音量过大对于青少年造成永久的损伤。
Exposure to noise above 85db for prolonged periods is generally considered to damage hearing.
长时间暴露于85分贝的噪音下，通常会被认为听力会受到损伤。
The health experts say many persons develop permanent hearing damage because of increasing levels of noise in the environment.
健康专家们表示许多人由于环境中噪声级数的增加而使听力受到了永久性的伤害。
Evaluation and to find ways to control noise and as a result of the operation of our damage.
评价和寻找方法来控制噪音和由于我们的操作带来的损害。
The same applies when porpoises and their young are spotted, because of the potential damage to their sensitive hearing by construction noise.
同样，海豚和他们的幼崽被发现，因为施工噪声潜在损害了它们灵敏的听觉。
If the subject perceives the sounds as jumbled noise, this is an indication that the damage is located in the brain.
如果测试对象听到的是混乱的噪音，这表明听力损害的原因位于大脑。
Noise at 100 decibels can cause damage after 15 minutes, while noise at 94 decibels can cause damage after an hour.
处于100分贝噪音会在15分钟后对听觉造成伤害，而94分贝的噪音会在1小时候造成伤害。
Noise of 140 decibels or above can cause immediate hearing damage.
声音达到或高于140分贝时，能够快速伤害听力。
Closer throttling, creating higher pressure drops may cause cavitation or excessive velocities which could cause high noise levels, vibration and possible damage to the valve or adjacent piping.
如果节流较小，将因此产生更高的压降将可能导致空穴现象或超快流速，从而导致噪音太高，振动剧烈，可能损坏阀门或相邻的管路。
Traditional noise control mainly focus on reducing the damage to human ear by decrease noise.
传统的噪声控制主要是从减低人耳听力损伤方面考虑来进行噪声控制的——降低噪声声级。
Some factors, such as incomplete measurements, measurement noise, are main difficulties confronted in damage identification method for application.
测试信息不完备、测量噪声等因素是制约结构损伤识别方法应用的主要难点。
A new structure damage indicator was expatiated which was obtained through calculating the correlation function of structure response under white noise.
阐述了一种新型结构损伤指数，该指数通过计算白噪声激励下结构响应的相关函数得到。
This paper introduces briefly the career dangers in welding, such as burning, noise, electric shocks, fume and gases, which will damage the health of welders.
简要介绍了焊接操作中存在的多种职业危害，如灼伤、噪声、电击、烟尘和废气、辐射等，严重损害工人的身体健康。
The hearing damage after exposure to impulse noise were studied in guinea pigs.
本文研究了脉冲噪声暴露后豚鼠的听觉损伤。
Because of effect of sensor Numbers and test noise, detectability and recognition capability are restricted in structure damage detection.
在结构的损伤检测中，由于传感器数目、测试噪声等因素，限制了结构损伤检测与识别的能力。
A new two-step damage identification method based on residual force vector considering the impact of measurement error (noise) in most cases is proposed.
提出了一个考虑模态噪声影响的基于残余力向量法的损伤识别两步法。
OBJECTIVE:To study hearing injury and damage of workers under noisy condition in Xi'an Aero-Engine (XAE) so as to provide scientific foundation for controlling operation noise.
目的：了解西航公司噪声作业工人听力损伤及损失情况，为噪声作业治理提供科学依据。
It shows that the controller can solve the instability problem of flywheel rotor and restrain the damage of the system that noise cause.
研究表明，该控制器解决了陀螺效应导致的主动磁轴承-飞轮转子的不稳定性问题，且抑制了噪声对磁轴承稳定性所造成的破坏。
Too much moderate noise for a long time, or some types of intense noise for even a short time can damage hearing.
长时间听音量适中的噪音，或短时间受到强音的刺激也能损害听力。
The results show that the method of canceling noise is better, and this grounds for the bug detection and location of damage identification.
结果表明，该方法消噪效果好，为损伤检测的缺陷定位分析打下了基础。
Objective To prevent from hearing damage caused by noise in the sites with drilling Wells.
目的预防钻井井场噪声所致的听力损伤。
Objective To prevent from hearing damage caused by noise in the sites with drilling Wells.
目的预防钻井井场噪声所致的听力损伤。
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