“psycho-social problems in the elderly”的概念、定义、翻译、参考文献-科学参考

单词	psycho-social problems in the elderly
释义	psycho-social problems in the elderly Encyclopedia 医学老年社会心理学释 psycho-social problems in the elderly老年人心理和社会问题老年人因心理方面的变化所产生的适应性及周围环境、人群关系的总和。
随便看	negative curvature negative curvature direction negative curvature manifold negative cycle negative definite negative definite form negative definite function negative definite kernel negative definite matrix negative definiteness negative definite operator negative definite quadratic form negative deviation Negative Dialectics negative difference between purchasing and marketing prices negative differential conductivity negative differential resistance negative direction negative dispersion negative distribution negative divergence negative domain negative dromotropic action negative edge negative effect

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。