... low-noise amplifier低噪声放大器 low-noise axial fan低噪声轴流式风机 low-noise propeller低噪声鞭策器 ...
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The design parameters and optimized models of low voltage axial fan are researched, the influence that the parameters on turbulence noise is also analyzed.
研究低压轴流风机的设计参数与优化模型，探讨分析其参数对紊流噪声所具有的影响，从而降低低压轴流风机的噪声。
In addition to JTB series Roots blower, our company also produces and sales low-noise DT tank centrifugal fan, T35/BT35, T30 axial fans, CF more airfoil centrifugal fan and axle roof ventilator.
我公司除生产销售JTB系列罗茨风机外，同时还生产销售DT低噪声柜式离心风机、T35/BT35、T30轴流风机、CF多翼型离心通风机及DWT型轴流式屋顶通风机等。
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