窄帶噪聲測量 的英文怎麼說

中文拼音 [zhǎidàizàoshēngliáng]
窄帶噪聲測量 英文
narrow-band noise measurement
  • : 形容詞1. (橫的距離小) narrow 2. (心胸不開朗; 氣量小) petty; narrow 3. (不寬裕) hard up; badly off; short of
  • : 動詞1. (蟲或鳥叫) chirp 2. (大聲叫嚷) make noise; make an uproar; clamour
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. This paper designs a measurement system and measures the main properties of power line practically. the characteristics of power line are analyzed in detail, and a power line channel model is presented which consists of the parametric transfer function model and the simulating model of background noise, narrow noise and impulse noise. simultaneously the simulating method on the computer is presented

    本文設計了一個系統對實際電力線通道的主要特性進行了,詳細分析了電力線的信號傳輸特性和特性,給出了一個實用的室內電力線通道模型,包括參數化的傳輸函數模型以及背景和脈沖的近似模型,並給出了計算機模擬實現方法。
  2. The receiver works on active mode and passive mode in different time. in active mode, the receiver is narrow - band and high sensitive, and if phase - lock technology is used to stabilize receiving frequency. and in passive mode, the receiver is an all - power millimeter wave radiometer with periodic calibration to improve measure precision

    此接收機採用分時工作體制,在主動工作方式時為的高靈敏度毫米波接收機,接收機中採用中頻鎖相技術,簡化了毫米波鎖相來的困難;在被動工作方式時為全功率型的毫米波輻射計,這種輻射計在每次后都採用兩個標準源對輻射計定標,實現周期定標,消除因系統增益波動和有效本機波動來的誤差,提高精度。
  3. Since the spectrum of the helicopter noise contains wide band continuous component and narrow band line component, we can use the wide band signal detection method or narrow band signal detection method. both detection methods are discussed

    直升機既含有寬連續譜成分,又有很強的線譜分。根據直升機的特點,我們既可以採用寬,又可以採用線譜來檢直升機信號。
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