“deep space datum”的概念、定义、翻译、参考文献-科学参考

单词	deep space datum
释义	deep space datum Encyclopedia 工学行星大地测量学释 deep space datum深空基准用于开展深空探测的各种模型、资料和协议的集合。主体内容包括国际天球参考架（ICRF）、国际地球参考框架（ITRF）、地球定向参数（EOP）等。
随便看	superexchange superexchange interaction superexcitation superextension superfactorial superfamily superferromagnetism superficial superficial area superficial cluster set superficial collateral superficial degree of divergence superficial density superficial enthalpy superficial entropy superficial expansion superficial injury superficial irregularity superficial lamella superficial learning superficial muscles of neck superficial scald superficial sensation superficial vein of upper limb superficial velocity

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。