“The Surnames come from the Northern Barbarian Tribes in Northern Dynasties”的概念、定义、翻译、参考文献-科学参考

单词	The Surnames come from the Northern Barbarian Tribes in Northern Dynasties
释义	The Surnames come from the Northern Barbarian Tribes in Northern Dynasties Encyclopedia 历史学《北朝胡姓考》释 The Surnames come from the Northern Barbarian Tribes in Northern Dynasties《北朝胡姓考》中国现代第一部系统研究北朝少数民族姓氏的史学著作。
随便看	gravitropism gravity gravity acceleration gravity air classification equipment gravity anomaly gravity anomaly interpretation gravity anomaly separation gravity assist gravity-based structure gravity basis-points gravity basis-points nets gravity beneficiation machinery gravity blending silo gravity bottle gravity cage with floating collar gravity casting gravity center gravity center energy gravity-center energy gravity centre of population gravity concentration gravity concentration equipment gravity concentration pool control system gravity current gravity darkening

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