“International geophysical year”的概念、定义、翻译、参考文献-科学参考

单词	International geophysical year
释义	International geophysical year Encyclopedia 理学〔学术组织和学术活动〕释 International geophysical year国际地球物理年世界各国同时对地球物理现象进行联合观测的活动。
随便看	countable union countable-valued logic countable weight countably additive countably additive algebra countably additive class countably additive family countably additive function countably additive measure countably compact countably compact set countably compact space countably continuous operator countably equivalent sets countably generated module countably Hilbertian space countably infinite countably infinite set countably infinite system countably many countably multiplicative class countably normed space countably paracompact space countably semi-additive function countably subadditive function

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。