heliograph

英式音标：[ˈhi:liəgrɑ:f]

美式音标：[ˈhiliəgræf]

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概况：

n. 太阳摄影机；日光反射信号器；照相制版

vi. 用日光反射信号器发送信息

vt. 用太阳摄影机拍摄；用日光反射信号器发送

词义：

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 on

v.signal by means of a mirror and the using the sun's rays

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

同根词：heliacal

英语词源：

heliograph (n.)

product of a certain type of engraving process, 1853, from helio- + -graph "something written." Earlier, "a description of the sun" (1706, implied in heliographic). Heliography (1845 in the engraving sense) also (1840) was an early term for what came to be called photography.

造句：

1. The feature of optical fiber transmission system and its effect on the solar radio heliograph are analyzed in this article.

分析了光纤传输系统的特性，及其对太阳射电频谱日像仪的影响。

youdao

2. By using data of Nobeyama radio heliograph, we calculate value of magnetic field in lower corona in some active region from thermal bremsstrahlung, and preliminary result has been obtained.

利用Nobeyama射电日像仪的观测资料，以热轫致辐射机制为基础对一些活动区的高层大气磁场进行了估算，得到了一些初步的结果。

youdao

3. By using data of Nobeyama radio heliograph, we calculate value of magnetic field in lower corona in some active region from thermal bremsstrahlung, and preliminary result has been obtained.

利用Nobeyama射电日像仪的观测资料，以热轫致辐射机制为基础对一些活动区的高层大气磁场进行了估算，得到了一些初步的结果。

youdao

4. The heliograph must thus be carefully aligned in the first instance.

回照器在开始时就要小心地对准。

-- 来源 -- 英汉 - 辞典例句

5. monochromatic heliograph

单色日光仪

-- 来源 -- 英汉 - 翻译参考[网络]

6. radio heliograph

射电日象仪

-- 来源 -- 英汉 - 翻译参考[网络]

7. Based on actually surveyed data, an analysis on the precision of infrared distance triangulated heliograph

以实测数据为依据，按误差传播定律对红外测距三角高程测量的精度进行了分析，提出了在一定距离范围内红外测距三角高程测量能够代替三、等水准测量。

-- 来源 -- dict.cnki.net