“同位素纪年”的概念、定义、翻译、参考文献-科学参考

单词	同位素纪年
释义	同位素纪年 Astronomy isotopic dating同位素纪年
随便看	national primary frequency standard national primary measurement standard in chemistry national primary pressure standard national primary scale topographic maps national primary standard for acidity (pH) national primary standard for combustion heat national primary standard for electrolytic conductivity national primary standard for humidity national primary standard for primary chemical purity national primary standard for viscosity national primary standard of measurement National Professional Standards for Sports Broker National Program for Acquisitions and Cataloging National Program for Agricultual Development,1956-1967 (Draft) National Programme for Protection of Wild Fauna and Flora and Development of Nature Reserves National Programme of China on Gradual Elimination Ozone Layer-Depleting Substances National Progressive Unionist Grouping Party National Project of Coastal Environment Investigation and Assessment,908 Project National Protection War national prototype of the kilogram national prototype of the kilogram for checking National Provincial Museum Director Professional Management Cadres Training Class national public relations National Public Security Commission National Public Security Organs Cross-regional Case Handling Cooperation Platform

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。