“pest control operation”的概念、定义、翻译、参考文献-科学参考

单词	pest control operation
释义	pest control operation Encyclopedia 农学有害生物防治释 pest control operation；PCO有害生物防治用各种方法和技术针对危害人类健康、侵扰人类居住环境的有害昆虫和有害动物进行综合治理，实现有效控制。
随便看	relative homotopy relative homotopy group relative homotopy set relative humidity relative humidity in China relative ideal series relative income hypothesis relative index of refraction relative injective module relative integral base relative intensity relative intensity noise relative intensity of analytical line pair relative interior relative interior point relative intersection multiplicity relative intrinsic parity relative invariant relative invariant measure relative invariants relative inverse relative ionospheric opacity meter relative K0 group relative K0-group relative K_0-group

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。