英语词汇“Hubble's constant”的中英文释义、用法、翻译及短语词组-英汉翻译词典

单词	Hubble's constant
释义	Hubble's constant 释义 [天文学]哈勃常数[亦作Hubble constant] 英英释义 Noun 1. (cosmology) the ratio of the speed of recession of a galaxy (due to the expansion of the universe) to its distance from the observer; the reciprocal of the Hubble constant is the age of the universe
随便看	reducing gear box reducing gear clutch for full automatic washing machine reducing gear indicator reducing glass reducing group reducing heat by neediling reducing hose coupler reducing impurity reducing independent of recording medium reducing in lift valves reducing installment method reducing instalment method reducing instalment method (of depreciation) reducing instalment system reducing insurer's liability reducing joint reducing jointing reducing knife reducing lamp holder reducing lens reducing lenses reducing liver reducing lung reducing machine reducing material

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Hubble's constant