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单词
extreme ultraviolet astronomy
释义
extreme ultraviolet astronomy
extreme ultraviolet astronomy
[
ik¦strēm ‚əl·trə¦vī·lət ə′strän·ə·mē
]
(astronomy)
Astronomical observations carried out in the region of the electromagnetic spectrum with wavelengths from approximately 10 nanometers to the ionization edge of hydrogen at 91.2 nanometers.
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更新时间:2025/6/28 6:59:39