“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	artificial environment artificial enzyme artificial enzymes based on polymers artificial esophagus artificial essential oil of almond artificial fiber artificial floating island artificial fog dispersal artificial foundation artificial gas cap drive artificial gastric fistula artificial gems artificial grammar learning artificial graphite artificial grassland artificial grassland resources of China artificial gravity artificial guide star artificial hail suppression artificial headland artificial heart artificial heart blood pump artificial heart valve artificial heavy minerals artificial horizon

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。