HYDAC clamps absorb shock, dampen vibration, and reduce noise in hydraulic systems.

HY DAC夹吸收冲击，抑制振动，减少液压系统噪声。

youdao

Okinawans living near Kadena stridently oppose the marines, but the senators say the idea could free up land and reduce noise levels around Kadena.

居住在嘉手纳附近的冲绳岛居民反对海军的到来，但是参议员说这个提议能腾出土地并且减少嘉手纳附近的噪音等级。

youdao

Boot, set high wind, with fastest control purpose; When the temperature is appropriate, reform, low wind, reducing energy consumption and reduce noise.

开机时，设置高风，以最快达到控制目的；当温度适宜，改中、低风，减少能耗，降低噪音。

youdao

Better shaped propellers and ship designs can help to reduce noise.

VOA: special.2011.06.29

Supersonic Aerospace International have been developing a 12-seater luxury aircraft, the Quiet Supersonic Transport (QSST) jet, which they hope will take to the skies in 2013 and reduce the noise of the sonic boom to no more than the noise level of a truck driving past your window.

CNN: Bang goes the sonic boom

He said the airport would continue to work with airlines, traffic control company Nats, policy makers and residents to reduce noise further while "safeguarding the vital connectivity and economic growth that Heathrow provides".

BBC: Heathrow to rank airlines on noise pollution

The assembly said splitting arrivals between east and west would reduce noise for about 110, 000 people in areas like Isleworth, Richmond and Hounslow, but increase it for 15, 600 living in parts of Windsor, Datchet and Stanwell Moor.

BBC: Aeroplane