“economic injury level”的概念、定义、翻译、参考文献-科学参考

单词	economic injury level
释义	economic injury level Encyclopedia 农学经济损害允许水平释 economic injury level; EIL经济损害允许水平作物因虫害造成的损失与防治费用相等时的关键性种群密度或作物受损害程度。又称经济损害水平。
随便看	harmonic conjugate lines harmonic conjugate planes harmonic conjugate points harmonic constant harmonic continuation harmonic coordinate harmonic coordinates harmonic coordinate system harmonic cross ratio harmonic cubic harmonic current disturbance caused by traction system harmonic curve harmonic curve plotting harmonic decline harmonic decomposition harmonic differential harmonic differential equation harmonic dimension harmonic distortion harmonic division harmonic divisor number harmonic energy meter harmonic equation harmonic excessive function harmonic expansion

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。