He has also made some remarkable achievements in the field of active noisecontrol and nonlinear acoustics, and is still active in research work.
他还积极从事有源噪声控制和非线性声学的研究，并取得了显著成果。
2
Sound barrier engineering is the effective measure to control the impact of railway noise, and acoustics design is the main ways and means to assure the effect of barrier.
声屏障工程是防治铁路噪声影响的有效措施，声学设计是保证声屏障工程降噪效果的重要手段和方法。
3
With pay more and more attentions to the harm of the noise, it embodiments the importance to controlacoustics environment.