“risk on hazards of exotic species”的概念、定义、翻译、参考文献-科学参考

单词	risk on hazards of exotic species
释义	risk on hazards of exotic species Encyclopedia 农学外来物种入侵力释 risk on hazards of exotic species外来种危害风险原产于中国境外，通过人为引进、无意带入或自然扩散等途径进入中国境内的物种、亚种或以下的分类单元（包括该物种所有可能存活繁殖的部分、配子或繁殖体），一旦在中国生态系统中建立种群，对入侵地生态环境、经济健康发展和居民生活造成威胁或者危害的可能性。
随便看	lower parhelion lower plant lower Privalov operator lower process capability index lower pure value lower quartile lower radical lower radical class lower relaxation method lower Riemann integral Lower Saxony lower semi continuity lower semi-continuity lower semicontinuity lower semi continuous lower semi-continuous lower semicontinuous lower semicontinuous decomposition lower semicontinuous equivalence lower semicontinuous function lower semi continuous hull lower semi-continuous hull lower semicontinuous hull lower semicontinuous mapping lower semicontinuous partition

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。