“Four-counties and Six-towns”的概念、定义、翻译、参考文献-科学参考

单词	Four-counties and Six-towns
释义	Four-counties and Six-towns Encyclopedia 历史学朝鲜历史释 Four-counties and Six-towns四郡六镇朝鲜世宗时期修筑的中国明朝与朝鲜鸭绿江、图们江界河的城堡线。
随便看	meadow hydrology meadow in China meadow landscape meadow moth meadow-rue Meadow soil meadow sweets meadow with irrigation facilities meager coal meager set meager subset meal bug meal ratio mealy fangji[root] Mealy machine mean mean absolute deviation mean absolute error mean absolute magnitude mean absorption coefficient mean activity coefficient of ions mean age mean age at death mean age of child bearing mean air temperature

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。