“Guidelines for Regulating Exotic Natural Enemies and Biological Control Agents”的概念、定义、翻译、参考文献-科学参考

单词	Guidelines for Regulating Exotic Natural Enemies and Biological Control Agents
释义	Guidelines for Regulating Exotic Natural Enemies and Biological Control Agents Encyclopedia 农学〔法律法规〕释 Guidelines for Regulating Exotic Natural Enemies and Biological Control Agents《引进天敌和生物防治物管理指南》中国对天敌及其产品引进应用的指导性规范文件。中华人民共和国出入境检验检疫行业标准。
随便看	positive logical formula positive lossless storage positively definite positively definite form positively definite kernel positively definite matrix positively definite quadratic form positively graded module positively invariant subspace positively oriented base positively semi-definite positively stable point positively stable solution positive manifold positive map positive mapping positive mass conjecture positive matrix positive measure positive metric positive/negative helicity spinors positive number positive octant positive operator positive operator valued measure

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。