“two up and two down”的概念、定义、翻译、参考文献-科学参考

单词	two up and two down
释义	two up and two down Encyclopedia 管理学预算编制释 two up and two down两上两下中国部门预算编制流程的简称。
随便看	ionic bond ionic bonding ionic channel Ionic chiton ionic close-packing ionic compound ionic conductance ionic conduction Ionic conductivity ionic conductivity ionic conductor ionic coordinate bond ionic coordination polyhedron ionic copolymerization ionic crystal ionic crystal structure ionic degradation of polymer ionic demulsifier ionic device ionic diffusion in solution ionic dissociation ionic equilibrium ionic equilibrium potential ionic formula ionic hydration

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。