“unhappy number”的概念、定义、翻译、参考文献-科学参考

单词	unhappy number
释义	unhappy number Mathematics unhappy number非幸福数
随便看	water right transaction platform water right transfer water ring pumps water-rock-gas interaction water-rock-gas-organism interaction water-rock interaction water root waters water sac water sample preservation water sampler water sampling water-saturated water saving water-saving agriculture Water Saving Award of International Commission on Irrigation and Draiange water saving devices Water Saving Irrigation water saving irrigation water-saving product certification water-saving society water scooter water seal water security water self-purification

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。