“rotation system in ancient times”的概念、定义、翻译、参考文献-科学参考

单词	rotation system in ancient times
释义	rotation system in ancient times Encyclopedia 理学古代耕作制度释 rotation system in ancient times古代轮作制在同一块土地上有顺序地在季节间或年间轮换种植不同农作物的一种农作制度。
随便看	cotton boll cotton boll blight cotton breeding cotton cleaning machine cotton cloth cotton cultivation Cotton effect cotton fabric cotton fiber cotton fiber defect cotton fiber length cotton fiber maturity cotton Fusarium boll rot cotton Fusarium wilt cotton garment cotton germplasm resources cotton gin cotton ginning cotton grade cotton harvester cotton industry Cotton King cotton-like fiber cotton linters Cotton machine

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。