“roots fan”的概念、定义、翻译、参考文献-科学参考

单词	roots fan
释义	roots fan Encyclopedia 工学风机释 roots fan罗茨风机通过转子旋转改变容积并把原动机的机械能转化为气体的压力和动能的风机。是一种典型的容积式鼓风机。
随便看	plant taxonomic system plant taxonomy plant temperature Plant the State Tree of Russia plant tissue plant tissue and cell culture plant tissue culture plant tissue culture medium plant tissue culture technique plant toxins plant tumor plant vaccine plant varieties trade plant variety plant variety protection plant variety rights protection plant virus plant virus diseases plant water potential plant zinc deficiency symptom plant zinc nutrition plant zinc toxicity Plant，Soil and Environment Planudes planula

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。