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贝塞尔日数
释义
贝塞尔日数
Encyclopedia
理学
天文年历
释
Besselian day numbers
贝塞尔日数
从贝塞尔年首(也即光行差改正后的平太阳赤经等于280°的时刻)恒星的平位置()变换到恒星视位置()时所用到的一组参数。
Astronomy
Besselian day number
贝塞尔日数
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phosphonomycin
phosphopeptide
phosphoprotein
phosphor
phosphoramidon
phosphor coating of light emitting diode
phosphorescence
phosphorescence analysis
phosphorescence emission spectrum
phosphorescence excitation spectrum
phosphorescence optoelectronics
phosphorescence probe
phosphorescence quantum yield
phosphorescence spectrometry for pharmaceutical analysis
phosphorescence spectrum
phosphorescent luminescent materials
phosphorescent material
phosphorescent material, phosphor
phosphorescent polymer
phosphorescent scintillation
phosphoribosyl pyrophosphate
phosphoric acid
phosphoric acid collector
phosphoric acid fuel cell
phosphoric acid fuel cell (PAFC)
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