Prominence Spectroscope
Prominence Spectroscope
a special spectroscope designed to observe prominences at the edge of the solar disk. The instrument became obsolete by the 1970’s.
| 单词 | prominence spectroscope |
| 释义 | Prominence SpectroscopeProminence Spectroscopea special spectroscope designed to observe prominences at the edge of the solar disk. The instrument became obsolete by the 1970’s. |
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