The interaction noise induced by propeller has constituted the main part of the noise radiated from the medium-speed or high-speed marines.
由螺旋桨引起的互作用噪声构成了船舶中高速航行时整个辐射噪声的重要部分。
Both conversion efficiency and noise property are improved due to the enhancement of pump and signal interaction.
由于增强了泵浦与信号的相互作用，转换效率和器件的噪声性能获得了明显的改善。
Track irregularity is one of the factors that make the increase of car body vibration, wheel-rail interaction force and wheel-rail noise.
轨道不平顺是引起车体振动加速度、轮轨作用力和轮轨噪声增大的主要因素之一。
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