“经济阈值”的概念、定义、翻译、参考文献-科学参考

单词	经济阈值
释义	经济阈值 Encyclopedia 农学经济阈值释 economic threshold; ET经济阈值采用防治措施阻止害虫种群密度增长，以免达到经济损害允许水平的虫口密度。又称防治指标、防治阈限。
随便看	fruit tree introduction fruit tree planting density fruit tree planting technique fruit tree ploidy breeding fruit tree propagation fruit tree propagation by seeds fruit tree removing rootstock buds fruit tree rootstock fruit tree tissue culture seedling fruit tree training andpruning fruit tree wild relatives Fruit Vegetable Fresh Keeping Handbook fruit vinegar fruit wine Frumkin correction FRUMP natural language understanding system FRUMP自然语言理解系统 frustrated configuration frustrated Lewis pair frustrated plaquette frustrated total reflection frustrating configuration frustration frustration-aggression theory frustration function

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。