“ecosystem trophic level”的概念、定义、翻译、参考文献-科学参考

单词	ecosystem trophic level
释义	ecosystem trophic level Encyclopedia 理学生态系统营养级释 ecosystem trophic level生态系统营养级生物在生态系统食物链中所处的层次。
随便看	closed filament closed filter closed fishing areas closed fishing season closed-flux device closed fork mounting closed form closed-form number closed-form solution closed formula closed fuel cycle closed function closed geodesic closed graph closed-graph mapping closed graph theorem closed-graph theorem closed grill closed ground field closed group closed half-line closed half-plane closed half space closed half-space closed-head foam-water sprinkle system

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。