“Devonian Period”的概念、定义、翻译、参考文献-科学参考

单词	Devonian Period
释义	Devonian Period Encyclopedia 理学古生代释 Devonian Period泥盆纪古生代的第四个纪，在志留纪之后，石炭纪之前。约开始于4.19亿年前，结束于3.59亿年前，持续时间约0.6亿年。泥盆纪时期形成的地层称泥盆系(Devonian System)。
随便看	network flow network flow problem network flow theory network flow with gain network forensics network former network-forming cation network for program production and distribution Network Fraud network functions network gambling industry promotion agent network game Network Governance network graph network graph theory network hijacking network homemade column network homemade drama network impairment emulator network induced delay network induced packet losses network industrial zone network information center network information center, NIC network information classification

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