低频噪音 meaning in Chinese
low frequency noise
Examples
- 2 low frequency resonance , spanning 40 - 100hz , occurs beside the track . the wheel rail interaction creep force and the sleepers natural frequency cause this
（ 2 ）列车行进之轮轨激振力频率与基钣自然频率发生共振产生40 - 100hz之低频噪音。 - Some people living near wind farms complain they are kept awake by a phenomenon known as aerodynamic modulation ( am ) , low frequency noise made as the blades swoosh through the night air
有些住在风力发电厂附近的人抱怨，他们因为一种称为空气动力调变的现象，即轮叶的飕飕声划过夜空，产生低频噪音，以致无法入眠。 - Free of conventional cooling towers and mechanical and electromagnetic noises , the equipment is built of static components . except for water sound during operation , it produces no noise and no co - oscillation effect - complies with noise control requirements
（ 2 ）无传统冷却塔机械及电磁低频噪音，本塔由静态组件构成，运转除水声外、无噪音、无共