a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite
同义词:fluorine, F, atomic number 9
the capacitance of a capacitor that has an equal and opposite charge of 1 coulomb on each plate and a voltage difference of 1 volt between the plates
同义词:farad, F
the 6th letter of the Roman alphabet
同义词:F, letter f
F.详细解释
f. abbr.(略语) Farthing. Farthing. Or F Female. 或 F Female. Or F. GrammarFeminine. 或 F. 【语法】Feminine. Or F. MetallurgyFine. 或 F. 【冶金学】Fine. Or F. Folio. 或 F. Folio. Following. Following. SportsFoul. 【体育运动】Foul. Franc. Franc.