“穿时性”的概念、定义、翻译、参考文献-科学参考

单词	穿时性
释义	穿时性 Encyclopedia 理学层序地层学释 diachronism穿时性在持续地海侵或海退的情况下，一个岩石特征一致或岩石组合特征接近一致的岩石地层单位，在其分布范围内的不同地点，其地质年龄不同时的现象。
随便看	direct product of rings direct product of sets direct product of sheaves direct product of topological groups direct product ring direct product set direct product space direct product topology direct proof direct proportion direct proportionality direct proton decay direct radiation grafting (simultaneous radiation grafting) direct ratio direct reaction direct reaction model direct recombination Direct Recording of Infantile Tuina direct-reduction iron direct-reduction ironmaking direct reduction reaction in blast furnace direct reeling direct refutation direct regulating method direct reporting network

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。