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单词 heliograph
释义

heliograph

听听怎么读
英 [?hi:li?grɑ:f]
美 [?hili?gr?f]
是什么意思
  • n.

    照相制版,太阳摄影机,日光仪;

  • v.

    用太阳摄影机拍摄,用日光仪传递;

  • 变形

    复数:heliographs过去式:heliographed过去分词:heliographed现在分词:heliographing第三人称单数:heliographs

    英英释义

    heliograph[ 'hi:li?uɡrɑ:f, -ɡr?f ]

    • n.an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on
    • v.signal by means of a mirror and the using the sun's rays
    学习怎么用

    权威例句

    Heliograph
    Nobeyama radioheliograph
    Nobeyama radioheliograph
    Nobeyama Radio Heliograph
    The nan?ay radioheliograph
    The Nobeyama radioheliograph
    The Gauribidanur Radioheliograph
    The Chinese Spectral Radioheliograph—CSRH
    The Nobeyama Radioheliograph --- Hardware System ---
    On the Chinese spectral radioheliograph (CSRH) project in cm- and dm-wave range
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