浮华
发表于 2025-3-21 19:23:40
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Exaggerate
发表于 2025-3-21 22:21:40
Monochromatic (Line) Radiation,rce from centripetal acceleration we obtain.where . is the radius of the orbit, and . is the velocity of the electron. Solving for .,.where the classical electron radius.. Following . (1913) we may assume that the angular momentum of the electron is quantized so that.where . ≈ 6.625 × 10. erg sec is
Distribution
发表于 2025-3-22 03:12:19
Gas Processes,in the volume element .. at . and position, ., in the volume element .. at .. Similarly, the distribution function .(., .) is defined so that for an average particle density, .,.,gives the probable number of particles in the six dimensional phase space .... around position, ., and velocity, .. Boltz
蛛丝
发表于 2025-3-22 06:16:36
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Instinctive
发表于 2025-3-22 11:00:07
Astrometry and Cosmology,polar axis. The flattening factor, ., or ellipticity, is related to the eccentricity, .,by the equation.,The flattening factor is alternatively called the ellipticity or the oblateness factor. The major axis, .., is the equatorial radius, which is related to the polar radius, .., by the equation.and
难管
发表于 2025-3-22 15:41:52
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grovel
发表于 2025-3-22 17:05:11
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勉励
发表于 2025-3-22 21:31:53
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misanthrope
发表于 2025-3-23 03:05:29
Book 19802nd editionent of Physics, Tufts University Medford, Massachusetts January, 1980 Preface This book is meant to be a reference source for the fundamental formulae of astrophysics. Wherever possible, the original source of the material being pre sented is referenced, together with references to more recent modi
易改变
发表于 2025-3-23 07:18:39
0172-6234 NG Department of Physics, Tufts University Medford, Massachusetts January, 1980 Preface This book is meant to be a reference source for the fundamental formulae of astrophysics. Wherever possible, the original source of the material being pre sented is referenced, together with references to more recent modi978-3-662-21642-2Series ISSN 0172-6234