Study of low - frequency noise induced by marine propeller 船舶螺旋桨低频噪声研究
Active noise control is an effective way to comtrol low frequency noise 摘要有源消声是一种有效的低频噪声控制方法。
A study of the frictional noise of motor bicycle disc brake and amelioration measures 车内低频噪声与悬架特性参数的定量关系
The low - frequency noise of propeller has constituted the main part of radiated noise of middle or high - speed marine 螺旋桨低频噪声构成了船舶中高速航行时整个辐射噪声中的重要分量。
Most of active headsets , which use fixed analog feedback controllers , are not able to maximize the noise reduction 摘要目前有源耳罩大都采用固定的模拟反馈控制器,不能够最大限度地消除低频噪声。
低频: low frequency噪声: noise; stew; swishing; yawp; ...转盘的低频噪声: turntable rumble键击噪声,低频噪声,开机砰声: trump晶体管低频噪声测试仪: tra istor low-frequency noise-meter; transistor low-frequency noise-meter低频噪音: low frequency noise一种低频噪声调制雷达干扰机的监视: dinamate单频噪声: single frequency noise; single-frequency noise调频噪声: fm noise; frequency modulated noise; frequency modulation noise高频噪声: high frequency noise; high-frequency noise; hiss射频噪声: radio noise; rf noise声频噪声: af noise; audible noise; audio frequency noise; audiofrequency noise声频噪声值: audio nuisance value视频噪声: video noise中频噪声: mid-frequency noise一种低频噪声调制雷达干扰机的监视接收机: dinamate点频噪声因数: spot frequency noise factor声频噪声抑制: audio muting射频噪声场强度: radio-noise field strength视频噪声测试仪: video noise meter自动视频噪声调整: automatic video noise leveling慢扫频噪声调制干扰: slow-sweep noise-modulated jamming自动视频噪声电平调整: automatic video noise leveling低频数字化噪声: low-frequency digitization noise声音广播中音频噪声电平的测量: measurement of audio-frequency noise voltage level in sound broadcasting