“ink made by Cheng Junfang”的概念、定义、翻译、参考文献-科学参考

单词	ink made by Cheng Junfang
释义	ink made by Cheng Junfang Encyclopedia 历史学中国古代文具释 ink made by Cheng Junfang程君房墨中国明万历（1573～1620）年间程君房所制之墨。
随便看	availability blowdown ratio availability factor availability factor of vehicle availability heuristics availability model availability of feed mineral elements availability of nuclear power plant availability of satellite constellation availability theory available available characteristic available electron available energy available energy output available-for-sale securities available nitrogen available phosphorus available photon available point available power available time available water resources available water resources in pastoral area available work avalanche

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。