“tundra and alpine grassland”的概念、定义、翻译、参考文献-科学参考

单词	tundra and alpine grassland
释义	tundra and alpine grassland Encyclopedia 农学草场释 tundra and alpine grassland冻原高山草地任继周、胡自治综合顺序分类法（comprehensive sequential classification system; CSCS）划分的十个类组之一，其生物气候特征包含热量级为寒冷级的全部区域。
随便看	Su Danian Sudan National Museum Sudan-Negroes Sudan People's Liberation Movement sudan red Sudans Studies Association Sudan upper atbara water control project Sudbury Sudbury crater Sudbury nickle sulfide deposit sudden approximation sudden blindness sudden collapse of heart yang sudden cosmic noise absorption sudden cough sudden deafness sudden disappearance of filament sudden enhancement of atmospherics sudden eyeball protrusion sudden failure sudden field anomaly sudden frequency drift sudden infant death syndrome sudden ionospheric disturbance sudden magnetic disturbance

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。