“老年社会保障”的概念、定义、翻译、参考文献-科学参考

单词	老年社会保障
释义	老年社会保障 Encyclopedia 法学老年人社会政策释 social security for the elderly老年社会保障国家或社会对于退出劳动领域或无劳动能力的老年人，根据其特殊养老需求和自身特点，以改善老年人的物质生活和精神生活为目的，由政府和社会所提供的保障项目、设施和服务的总称。
随便看	graded coalgebra graded commutativity graded completion graded complex space graded deposit graded derivation graded dose-response curve graded education administration graded form graded free resolution graded group graded heterojunction graded homomorphism graded Hopf algebra graded ideal graded index graded index fiber graded index lens graded index lens, GRIN graded index media graded-index media =graded index 陡度折射率 graded junction graded lattice graded Lie algebra

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。