“obligatory sale of goods”的概念、定义、翻译、参考文献-科学参考

单词	obligatory sale of goods
释义	obligatory sale of goods Encyclopedia 历史学经济财政释 obligatory sale of goods科配中国宋代的一种杂税征收形式。又称科敷、科率。
随便看	optical connector optical constant optical constants of solids optical contact optical cooling optical correlation optical counterpart optical coupler optical coupling optical cross-connection optical crystal optical crystals optical damage optical data processing optical delay line optical density optical depth optical design optical design software optical detection optical detection camera of Chang'e-1 lunar exploration satellite optical detector optical device optical diagnostics optical direction and ranging

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。