heliograph音标
英 [ˈhi:liəgrɑ:f]
美 [ˈhiliəgræf]
heliograph翻译
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:liəuɡrɑ:f, -ɡræf ]
n.an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and onv.signal by means of a mirror and the using the sun's rays
heliograph用法
权威例句
Heliograph
Nobeyama radioheliograph
Nobeyama radioheliograph
Nobeyama Radio Heliograph
The nançay 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