“前过渡金属”的概念、定义、翻译、参考文献-科学参考

单词	前过渡金属
释义	前过渡金属 Encyclopedia 理学短周期释 early transition metal前过渡金属 d轨道电子数较少（一般不超过5个）的过渡金属。包括钛分族、钒分族、铬分族的化学元素，属周期系ⅣB～ⅥB族。 Chemistry ＞有机化学＞金属有机化学＞释义 early transition metal前[期]过渡金属
随便看	activity assay of alteplase activity assay of recombinant urate oxidase activity-based learning activity-based probe Activity based project cost management activity-based protein profiling activity-based travel demand analysis activity breakthrough activity coefficient activity constant activity curriculum activity decay activity density relative to surface activity determining method by vapor pressure measurement activity diagram activity factor activity index activity life expectancy，ALE Activity Memorial Photographic activity meter activity metrology technology by energy spectrum method activity of the waves activity-on-arrow network diagram activity on edge network activity on edge network, AOE

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。