“化学品”的概念、定义、翻译、参考文献-科学参考

单词	化学品
释义	化学品 Encyclopedia 工学基本有机化工释 chemicals化学品各种元素组成的纯净物和混合物。包括天然化学品和人工合成化学品。工学化学品释 chemicals化学品天然或人造的由各种化学元素组成的单质、化合物和混合物。
随便看	principal plane of photograph principal plane pattern principal planet principal point principal point of photograph principal polarization principal polynomial principal projection property principal punishment principal quantum number principal quintic form principal radius of curvature principal ray principal reduced form principal refractive index principal remainder principal representative principal right ideal principal right ideal ring principal ring principal role performance, additional role performance and double role performance of one character principal root principal root of unity principal scale principals' cultural leadership

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。