例文・使い方で印象づける「perturbations」の覚え方
スポンサーリンク...Van did not think it expedient to tell him of the drift caused byinaccuracies in the clock and perturbations of the moon's motion... 
Various 「Astounding Stories, August, 1931」
...This led Euler to write a valuable essay disclosing a newmethod of computing perturbations, called the instantaneous ellipse withvariable elements...
George Forbes 「History of Astronomy」
...Mathematicalastronomers have taken great interest in the perturbations of the satellites,because their relative periods introduce peculiar effects...
George Forbes 「History of Astronomy」
...He saw that the meandistance did not alter, but it remained to be seen whether theeccentricity of the ellipse described by the earth might not be affectedby the perturbations...
Robert Stawell Ball 「The Story of the Heavens」
...In the meantime the attention of Le Verrier, the great Frenchmathematician and astronomer, had been specially directed by Arago tothe problem of the perturbations of Uranus...
Robert Stawell Ball 「The Story of the Heavens」
...His analysis of the perturbations wassufficient to show that the object would be kept back for 100 days bySaturn, and for 518 days by Jupiter...
Robert Stawell Ball 「The Story of the Heavens」
...The path of the latter bears unmistakabletraces of the Jupiter perturbations, as well as of the Mercuryperturbations...
Robert Stawell Ball 「The Story of the Heavens」
...It hassometimes been thought that the discrepancies might be attributed tosome planetary perturbations omitted or not fully accounted for...
Robert Stawell Ball 「The Story of the Heavens」
...Both these perturbations, (b) and (c), Newton worked out completely...
Oliver Lodge 「Pioneers of Science」
...Take a single instance of the perturbations of Jupiter and Saturnwhich can be rendered evident...
Henry Warren 「Recreations in Astronomy」
...Bythe perturbations of planetary attraction, or by different originalvelocities, a comet may be lengthened into an invisible stream, oran invisible stream agglomerated till it is visible as a comet...
Henry Warren 「Recreations in Astronomy」
...Simon Newcomb was directed to the solution of this question, and he arrived at the conclusion that the planetary perturbations could not explain the actual situation of the asteroidal orbits...
Garrett Serviss 「Curiosities of the Sky」
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