amplitude modulation

基本解釋

• 調(diào)幅；波幅調(diào)制

同根派生

• amplitude modulation相關(guān)詞

英漢例句

雙語例句

• The obvious source is pulse or amplitude modulation.
  顯著的因素是脈沖或幅度調(diào)制。
• Pulse amplitude modulation (PAM) is one form of the ways, in which it is widely used in the system of communication and control.
  脈沖幅度調(diào)制波（PAM）是脈沖調(diào)制的一種形式，在通信和控制系統(tǒng)中得到廣泛應(yīng)用。
• After a brief comparison of AM (Amplitude Modulation), FM (Frequency Modulation) and PM (Phase Modulation), this paper gives a de-tailed analysis of PSK (Phase Shift Keying).
  本文在簡單對(duì)比了調(diào)幅、調(diào)頻和調(diào)相方法之后，較詳細(xì)地介紹了用于測(cè)井的相移鍵控系統(tǒng)。

原聲例句

• The first radio broadcasts were made using amplitude modulation.

• amplitude modulation更多例句

詞組短語

短語

• amplitude -modulation receiver [電訊]調(diào)幅收音機(jī);調(diào)幅接收機(jī)
• amplitude masking modulation 振幅隱蔽調(diào)制
• amplitude e modulation 調(diào)幅

• amplitude modulation更多詞組

英英字典

柯林斯英英字典

• one of the principal methods of transmitting audio, visual, or other types of information using radio waves, the relevant signal being superimposed onto a radio-frequency carrier wave. The frequency of the carrier wave remains unchanged but its amplitude is varied in accordance with the amplitude of the input signal (Abbreviation AM, am)&rarrcompare frequency modulation

• amplitude modulation劍橋字典
• amplitude modulation柯林斯字典

專業(yè)釋義

電子、通信與自動(dòng)控制技術(shù)

• 幅度調(diào)制
• 振幅調(diào)節(jié)
• 振幅調(diào)劑
• 振幅調(diào)制
• 調(diào)幅
• 振幅調(diào)變

計(jì)算機(jī)科學(xué)技術(shù)

• 調(diào)幅

  The sensor is matched with amplitude modulation operation measurement circuit, and relevant anti-jamming step is adopted.
  傳感器配以調(diào)幅運(yùn)算法檢測(cè)電路，并采取了相應(yīng)的抗干擾措施，使測(cè)量精度達(dá)到了1g／m2。

• 幅度調(diào)制

  A method of Symbol Error Ratio(SER) computation for cross Quadrature Amplitude Modulation(QAM) signals is given.
  針對(duì)十字形正交幅度調(diào)制(QAM)信號(hào)的符號(hào)錯(cuò)誤率計(jì)算問題，提出一種通用的計(jì)算方法。

• am調(diào)制
• 振幅調(diào)變

土木建筑工程

• 調(diào)幅

  Therefore, the rational value of bending moment amplitude modulation is of great significance to the engineering design.
  因此,彎矩調(diào)幅系數(shù)取值的合理性,對(duì)于工程設(shè)計(jì)也具有十分重要的意義。

  物理學(xué)

• 振幅調(diào)制

能源科學(xué)技術(shù)

• 幅度調(diào)制

  Continuous relief phasecorrectors plate are realized in photoresists. One of the importantadvantages of this method is its wider gray levels range and lesssensitivity to fabrication error than amplitude modulation codingmasks.
  該方法較幅度調(diào)制編碼掩模的優(yōu)點(diǎn)在于：灰度等級(jí)更高、掩模制作誤差小，在光刻膠上獲得的浮雕結(jié)構(gòu)表面光滑。

  機(jī)械工程

• 調(diào)幅