中文字幕精品视频在线|中文字幕在线观看|亚洲v日本v欧美v在线播放|伊人网中文字幕

<nav id="3u6n6"></nav><samp id="3u6n6"><tr id="3u6n6"><track id="3u6n6"></track></tr></samp>
    <legend id="3u6n6"><fieldset id="3u6n6"></fieldset></legend>

      
      

    1. 首頁英語詞典amplificationamplification英英釋意

      amplification

      英 [,?mpl?f?'ke???n] 美[,?mpl?f?'ke??n]
      • n. [電子] 放大(率);擴大;詳述

      英英釋意


      1. addition of extra material or illustration or clarifying detail;
      "a few remarks added in amplification and defense"
      "an elaboration of the idea followed"
      2. the amount of increase in signal power or voltage or current expressed as the ratio of output to input
      3. (electronics) the act of increasing voltage or power or current