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室内吸声与济南音响减小环境噪声

2015-2-6 14:11:10      点击:
布置室内吸声物的一个附带的好处是使房室的隔声性能得到一些改善,使我们能够在更为良好的环境中欣赏音乐。
An incidental benefit of indoor sound absorption material is arranged so that the sound insulation performance of atrioventricular get some improvement, so that we can in the more favorable environment to enjoy music.
在现代的都市里,环境噪声已成为一大公害,这一点已被大多数的人所认识。除了录音室外,听音乐的房间也要求相当低的噪声级——30dB!这是个什么概念呢?要知道,人们正常谈话的声级就在60dB左右。因此30dB的噪声级,给出的是个非常安静的环境,举个例子:在这样的环境里,你将能够清楚地听到墙上一只石英钟的微弱嘀哒声,甚至一枚钢针落地的声音。也只有在这种安静的环境里,才有可能深入到音乐的细节,才能真正听好音乐,特别是那些动态范围很大的交响音乐。可惜的是,当今城市里的居民大多都没有这种福份。居室噪声级通常是在40dB以上,马路边的居民更要经常受到声级在60dB以上噪声的侵害。因此,为了听好音乐,也为了身心健康,一定要注意减弱噪声。作为听音室用的房间更要选择得当,不宜选在临马路的一边。
In modern cities, environmental noise has become a public hazard, which has been recognized by most people. Besides recording outdoor, listen to music room also requires that the noise level is quite low -- 30dB! This is a concept of what? You know, people in normal conversation sound level is at about 60dB. Therefore the 30dB noise level, is given a very quiet environment, for example: in such an environment, you will be able to clearly hear the wall a quartz clock ticking of the weak, and even a needle dropping sound. Only in the quiet environment, only then has the possibility to deep into the details of the music, in order to truly listen to good music, especially those with a large dynamic range of symphonic music. Unfortunately, the residents of the city were not such a blessing. Room noise level is usually above 40dB, the side of the road, residents more often by sound level above 60dB noise infringement. Therefore, in order to listen to good music, but also to the physical and mental health, we must pay attention to reduce the noise. Listen to the tone as room with room to choose properly, not selected in the side of the road.
当我们在济南音响听音室内布置了吸声物后,它就开始发生双重功效:不仅能吸收室内的声音,同样也能吸收室外传进来的声音并减少室内声向室外的扩散(尽管这些作用略差一点)。由于噪声主要是从窗户传入的,因此对那里就要特别注意,除了采用厚重的窗帘来吸收噪声外,使用双层窗是更好的办法,玻璃厚些,两层间距离大些,可减弱噪声达10~20dB。
When we listen to the sound absorption material interior layout in Ji'nan sound, it began to occur in the dual effect: not only can absorb indoor sound, can also diffusion absorption outside the room in voice and reduce indoor to outdoor sound (although these effects almost a little). Because the noise is mainly from the window on the incoming, so there will be special attention, in addition to the heavy curtains to absorb the noise, the use of double window is the better way, glass thickness, the distance between the two layers can be larger, to reduce the noise of 10 ~ 20dB.
建设一个吸声、隔声都好的济南音响听音室,应当是每一个家庭努力的目标。它不仅能给自己创造一个好的环境,也减少了扰邻,因为再好的音乐,对于不需要它的人来说,都是噪音!
The construction of a sound absorption, sound insulation are good Ji'nan audio listening room, should be every family goal. It not only can create a good environment for oneself, also reduced the neighbourhood, because even the best music, for don't need it, is the noise!