“ortho-para directing group”的概念、定义、翻译、参考文献-科学参考

单词	ortho-para directing group
释义	ortho-para directing group Encyclopedia 理学邻对位定位基释 ortho-para directing group邻对位定位基含有取代基的苯衍生物在进行芳环上的亲电取代反应时，能够引导新进入的取代基位置主要在原有取代基的邻、对位的定位基。 Chemistry ＞有机化学＞物理有机化学＞释义 ortho-para directing group邻对位定位基效应
随便看	fisheries research institutes at provincial levels fisheries resource assessment counting method fisheries resource assessment swept-area method fisheries resources cultivation and protection fee fisheries resources property rights fisheries resource strategy management Fisheries Science fisheries science and technology progress Fisheries Science & Technology Information fisheries seasoning sauce (oyster sauce, shrimp paste, crab sauce) fisheries spices fisheries spices processing technology fisheries statistics fisheries stock assessment fisheries stock assessment by fish larvae and juveniles fisheries subsidy policies fisheries survey patterns fisheries technical and economic effect evaluation index system fisheriestechnical economy fisheries technology extension stations at provincial levels Fisher index Fisher inequality Fisher information Fisher information function Fisher information matrix

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。