英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

heliograph    
n. 照相制版,太阳摄影机,日光仪
vt.
vi. 用太阳摄影机拍摄,用日光仪传递

照相制版,太阳摄影机,日光仪用太阳摄影机拍摄,用日光仪传递

heliograph
日光反射信号器

heliograph
n 1: an apparatus for sending telegraphic messages by using a
mirror to turn the sun's rays off and on
v 1: signal by means of a mirror and the using the sun's rays


请选择你想看的字典辞典：
单词字典翻译
heliograph查看　heliograph　在百度字典中的解释百度英翻中〔查看〕
heliograph查看　heliograph　在Google字典中的解释Google英翻中〔查看〕
heliograph查看　heliograph　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Heliograph - Wikipedia
    A heliograph (from Ancient Greek ἥλιος (hḗlios) ' sun ' and γράφειν (gráphein) ' to write ') is a solar telegraph [1] system that signals by flashes of sunlight (generally using Morse code from the 1840s) reflected by a mirror
  • Heliograph | signaling device | Britannica
    …and engineer who invented the heliograph, a signaling device that employs two mirrors to gather sunlight and send it to a prearranged spot as a coded series of short and long flashes Read More
  • Heliographs: From Sun Signals to Early Telecommunications
    In the vast realm of human communication, innovative methods have continually emerged to bridge distances and transmit messages across great expanses One such fascinating technique is the heliograph, a device that utilizes flashes of sunlight reflected by a mirror to convey coded communications
  • HELIOGRAPH DESCRIPTION: The heliograph was a communications . . . - GVRHC
    During the era before radios, the heliograph was often the only means of communication that could span long distances with a lightweight portable instrument
  • The Heliograph. - Douglas Self
    The Heliograph was a simple but highly effective instrument for instantaneous optical communication over 50 miles or more in the 19th century Its major uses were for military and survey work It was still in serious use at least up to 1935, for example by Glubb Pasha's Arab Legion in Palestine
  • THE HELIOGRAPH. - Royal Signals
    The heliograph is a signalling appliance by which the sun's rays can be reflected by means of a mirror or mirrors The mirror is actuated by a key When the key s pressed, the mirror is moved so that the reflected ray is thrown towards the receiving station
  • Mirrors of War: The 158-Year History of the Heliograph
    The heliograph's 158-year history spans from a mathematical surveying tool to a guerrilla warfare communication device This simple, reliable technology remains relevant across multiple technological revolutions
  • HELIOGRAPH Definition Meaning - Merriam-Webster
    The meaning of HELIOGRAPH is an apparatus for telegraphing by means of the sun's rays flashed from a mirror
  • The Heliograph (4K) - YouTube
    The Heliograph is basically a mirror that uses the light from the sun to flash a message across a distance, often using Morse code They were widely used in
  • Heliograph - definition of heliograph by The Free Dictionary
    heliograph - an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on





中文字典-英文字典  2005-2009