aff.
(electronics) A condition in which two oscillators have the same resonant frequency. / A syntonic state.
(biology) affinis; having affinity with (but not identical to) / (law, archaic) In case citations, Abbreviation of affirmed.
An early electric battery constructed from discs of silver foil, zinc foil, and paper.
In a chronocultural manner
植物学者は、いくつかのあいまいな特徴を確認した後、その標本をQuercus roburに近縁の種として記録した。
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