“universal postal service”的概念、定义、翻译、参考文献-科学参考

单词	universal postal service
释义	universal postal service Encyclopedia 工学邮政服务释 universal postal service邮政普遍服务按照国家规定的业务范围、服务标准，以合理的资费标准，为中华人民共和国境内所有用户持续提供的邮政服务。
随便看	field-effect transistors semiconductor electrode field-electron field electron emission field electron microscope field emission field emission array cathode field emission Auger electron spectroscopy field emission cathode field emission electric propulsion field emission microscope field emission microscope, FEM field emission scanning electron microscope field emission scanning electron microscope, FESEM field epidemiology field equation field evaporation field evapotranspiration field-excited field exercise field experiment field experimental data scoring field experimental design field experimentation field extension field extension; extension of a field

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。