采用工程技术措施控制噪声源的声输出,控制噪声的传播和接收,以得到人们所要求的声学环境,即为噪声控制。
更低的噪音控制,就是加装具有吸音效果的消音箱。
The more low noise control, is the sound-absorbing effect with the censored box.
通过使用个人保护装置以及噪音控制工程,减少接触噪音时间。
reducing exposure (both occupational and recreational) to loud noises by using personal protective devices and by engineering noise control.
特点:工业吸尘能力,内设较大集尘袋,美国小羊电机,以及设有专利噪音控制系统。
Features: Industrial dust removal ability, with interiors of a large dust bag, Lamb Motor, and patent noise control system.
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