“system of feudum”的概念、定义、翻译、参考文献-科学参考

单词	system of feudum
释义	system of feudum Encyclopedia 经济学封土制释 system of feudum封土制封君向封臣封赐土地，以换取封臣的军事和经济义务的经济形式。
随便看	cardiovascular endurance training cardiovascular health effects of atmospheric pollution cardiovascular imaging cardiovascular materials Cardiovascular Pharmacology cardiovascular polymer cardiovascular reflex cardiovascular regulation during exercise cardiovascular stent cardiovascular system cardiovascular system injury induced by space radiation cardioversion card of the double-chip onboard unit card puncher card rack card reader card renters cards card sorting card-sorting card-stacking problem card-type digital camera car dumper car dumping device car dumping track

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。