躁聲系數 的英文怎麼說
中文拼音 [zàoshēngxìshǔ]
躁聲系數
英文
noise factor noise figure-
An under estimation of the hearing effects by the low frequency noise could be happened. that is to say, even if the a - weight sound level is small, the low frequency noise may annoy to listener by the different ways from the high frequency noise. so it is necessary to understand psychoacoustics in order to make noise quality evaluations that match the subjective experience of the purchaser
同時應用主觀評價方法?成對比較法（ paircomparisonstatisticalevaluationmethods ）對不同家用空調器噪聲進行主觀評價試驗，並與客觀評價結果進行了對比，結果表明：人主觀響應（煩躁程度）與各心理聲學評價指標之間均具有很高的相關性，相關系數一般均大於0 . 9 ，而與a計權聲壓級之間的相關系數只有0 . 78 。Our products are widely used in brake manufacturing of motorcycles, automobiles, trains and planes as raw material with properties of steady braking, durability, excellent heat - sinking capacity, stable friction factor and low noisy
本產品是摩托車，汽車，火車，飛機等運動機械制動蹄的主要原料，具有制動性能穩定，散熱性好，磨損率低，磨擦系數穩定，躁聲低等特點。Noise factor, noise figure
躁聲系數Noise factor noise figure
躁聲系數It is demonstrated that the theory and the method presented here can markedly improve the output snr, and minimize phase lag as well as the distortion of the system output signal with multi - frequency. a whole framework for multi - frequency signal processing is formed, including the methods of selecting system parameters and signal recovery
對于帶噪聲的多頻模擬信號，參數調節隨機共振方法能夠提高系統的輸出信躁比，並減小多頻模擬信號的波形畸變和相位延遲，本文給出了系統參數調節方法和信號反演關系，從而形成了較為完整的模擬信號處理方法。分享友人