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并合吸积模型
释义
并合吸积模型
Encyclopedia
理学
银河系形成
释
merger and accretion model
并合吸积模型
一种早期的银河系形成模型。它认为银河系是由许多质量约为1亿个太阳质量的气体团块先独立演化成小的恒星系统,然后这些小的恒星系统再相互碰撞、并合形成的。
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population census of China
population characteristic
population classification
population colonization
population comparison
population control
population correlation coefficient
population covariance
population crash
population crisis
population demography
population density
population density of pest
Population Development
population deviation
population dispersal
population distribution
population distribution laws
population distribution of cancer
population diversity
population doubling time
population dynamics
population dynamics of marine organisms
population dynamics of rodents
population ecological restoration
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