“precambrian”的概念、定义、翻译、参考文献-科学参考

单词	precambrian
释义	precambrian Encyclopedia 理学前寒武纪释 precambrian前寒武纪地球形成之后，到寒武纪之前的地质时期。为一非正式地质年代术语，又称先寒武纪。 Physics precambrian前寒武纪[的]
随便看	discretionary access control discretionary access control, DAC discretionary monetary policy discretionary reserve discretion of Chinese ancient books discretization discretization approach discretization error discretization method discretization process discretization schemes for continua discretized equation discriminability discriminant discriminant analysis Discriminant analysis-maximum likelihood method discriminant by distance discriminant coefficient discriminant curve discriminant efficiency discriminant equation discriminant form discriminant function discriminant informant discriminant information

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。