相对论性膨胀
相对论性膨胀-
本文评述河外射电变源模型的研究，把变源模型归纳为四类：（1）非相对论性膨胀模型；
The theoretical models for extragalactic variable radio sources are reviewed . They are classified into models of ( 1 ) Non-relativistic expansion ;
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本文阐述了相对论性效应（相对论性收缩、自旋-轨道分裂、相对论性自洽膨胀）及其对元素化学性质的影响，特别是对重元素化学性质的影响。
The relativistic effects ( the relativistic contraction , the spin-orbit splitting , the relativistic self-consistent expansion ) and the influence of which on chemical properties of elements , specially on heavy elements , are explained .