| 1. | " a section of the highway with noise barrier . 附设隔声屏障的一段公路 |
| 2. | Animation of the use of noise barrier 动画:使用隔声屏障 |
| 3. | Acoustics - measurement of the in situ sound attenuation of a removable screen 声学.可移动声屏障声衰减的现场测量 |
| 4. | Application of concrete block for acoustic barrier of communication road network 混凝土砌块在交通路网声屏障工程中的应用 |
| 5. | Acoustics - in - situ determination of insertion loss of outdoor noise barriers of all types 声学各种户外声屏障插入损失的现场测定 |
| 6. | At present the equation of insert loss hasn ' t indicated the effect of absorption , only refers to the effect of sound insulation 摘要目前对声屏障的插入损失计算所用的公式,没有体现材料吸声对绕射声衰减的作用。 |
| 7. | The second level mitigation activities is the use of permanent or movable noise barriers of 3 . 5 to 4 metres high in addition to the use of quiet equipment 第二级缓解措施是除了使用低噪音设备外,还采用3 . 5至4米高的固定或流动隔声屏障。 |
| 8. | This text introduces the effective administration method of the main source of the urban ambient noise ( traffic noise ) - research and design of the noise barrier 主要介绍了城市环境噪声的主要来源(道路交通噪声)的有效治理方法声屏障的研究与设计。 |
| 9. | 3 metre high purpose built noise barriers shall be erected between the plant in operation and nearby noise sensitive receivers , where noise sensitive receivers are at distances of between 60 and 100 metres from the works 当噪音感应强的地方与工地相距60至100米时,应把3米高特别设计的隔声屏障建立在运作中的设备与附近噪音感应强的地方之间。 |
| 10. | 3 metre high purpose built , noise barriers shall be erected between the plant in operation and nearby noise sensitive receivers , where noise sensitive receivers are at distances of between 60 and 100 metres from the works 当噪音感应强的地方与工地相距60至100米时,应把3米高特别设计的隔声屏障建立在运作中的设备与附近噪音感应强的地方之间。 |