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单词
radio recombination line
释义
radio recombination line
radio recombination line
[
′rād·ē·ō rē‚käm·bə′nā·shən ‚līn
]
(spectroscopy)
A radio-frequency spectral line that results from an electron transition between energy levels in an atom or ion having a large principal quantum number
n
, greater than 50.
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nitrogen fixation process
nitrogen fixation stimulation
nitrogen fixer
nitrogen-fixer
nitrogen fixing
nitrogen-fixing
nitrogen fixing bacteria
nitrogen-fixing bacteria
nitrogen-fixing microorganisms
nitrogen-fixing trees
nitrogen fluoride
nitrogen fluorine compounds
nitrogen-free extract (nfe)
nitrogen gas
nitrogen generation unit
nitrogen group
nitrogen group element
nitrogen harvest index
nitrogen hormones
nitrogen(iii) chloride
nitrogen(ii) oxide
nitrogen immobilization
nitrogen inerting system
nitrogen in living things
nitrogenisation
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更新时间:2026/6/5 21:43:04