It has been indicated that this new type of acoustic screen is an effective means for controlling municipal elevated highwaynoise.
测试和应用结果表明，这种新型声屏障是城市高架公路控制噪声的有效设施。
2
About the sound insulation effect, PC board is internationally recognized as the first selection of highwaynoise barrier material, it can even 40 decibels of sound insulation.
关于隔音作用来说，PC板是国际上公认的高速公路隔音屏障的首选资料，它乃至能够绝缘40分贝的音响。
3
To start with the status acoustic environment of the Wukuang residential area, some considerations and ways of sound barrier design were given for protecting the residents from highwaynoise.