1.
It is resultful to apply the sound attenuated enclosure to controlling undesired sound.
静音箱在噪声控制中有良好的降噪效果。
2.
The Parameter Optimization and the Resisting Noise Analysis of the Rail Noise Controller;
钢轨噪声控制器的参数优化和降噪效果分析
3.
The Analysis of Traffic Noise Characteristic and the Effect of Afforested Belt Noise Reduction;
交通噪声特性分析与绿化带降噪效果研究
4.
Research on the Noise Reduction Effect of Railway Noise Barrier in the Section from K456+370 to K457+900 of Neijiang-Kunming Railway;
内昆线K456+370—K457+900段声屏障降噪效果研究
5.
Study on the Noise Attenuation Effect and Flow Dynamic Characteristics of Water Silencers;
水消声器降噪效果及流场动态特性研究
6.
Study on the Effect Test and Mechanism of Aluminum Foam Noise Barrier
泡沫铝声屏障降噪效果测试与机理研究
7.
Analysis on the Noise Reduction Effects of Plant Community in Nanjing Urban Road
南京城市道路植物群落降噪效果的测定分析
8.
Analysis of Noise Reduction Efficiencies of Straight-type and Incline-type Absorbing Sound Barriers Along Railway
铁路直立型与内倾型吸声声屏障降噪效果分析
9.
Assessment of the Effects on noise Reduction for Cement-based Noise-absorbing Material on Ballastless Track
无砟轨道用水泥基吸声板降噪效果评价
10.
Comparison of Noise Reduction Effects for Different Inclinations of Sound Barrier
不同倾斜角度声屏障降噪效果对比研究
11.
Construction and Noise-reduction Effect of Road Sound Barrier in Shanghai Outer Circular Highway
上海外环线道路声屏障的施工及降噪效果
12.
Influence of geometry shapes of sound barrier on noise reduction effect in high speed railway
高速铁路声屏障几何形状对降噪效果的影响
13.
INFLUENCING STUDY ON RUBBER PARTICLE'S DISTRIBUTING LAYER FOR NOISE REDUCTION EFFECT OF ASPHALT PAVEMENT
橡胶颗粒分布层位对沥青路面降噪效果影响的研究
14.
Measuring and Analyzing of Noise-Reducing effect for NovaChip~ very-thin-friction-layer on Yixian overhead way,Shanghai.
上海逸仙高架NovaChip~超薄磨耗层降噪效果实测与分析
15.
FEM is the main method of the current method in bellow designing.
如何设计出结构合理的波纹管以保证降噪效果具有一定的理论和实际意义。
16.
The fourth system is the most successful,which can reduce self-noise from a few to 25 dB.
第Ⅳ系统效果显著,可降低自噪声几分贝至25分贝。
17.
The Summarizing and Effect s Analysis to Engineering Measures of Depressing Vibration and Noise of Urban Rail Transit;
城市轨道交通减振降噪工程措施概述及其效果分析
18.
Discusses the source of major noise of medical diagoustio X ray Camera, and gives some noise reducing methods and effects.
论述了医用X光摄像诊断系统的主要噪声来源，同时给出了一些降低噪声的方法及实际效果。