“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	second mean value theorem second mean value theorem of integral second member second messenger second messenger hypothesis second messenger theory second method of Lyapunov second mid-arc point second modernity second moment method second moment of area second moment of inertia second Morley adjunct triangle second Morley center second Morley cubic second Morley triangle second Napoleon point Second National Congress of Chinese Nationalist Party Second National Congress of Communist Party of China second-nearest neighbor second Neuberg circle second Neuberg point second Neuberg triangle second normal form second normal form, 2NF

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。