“economic action”的概念、定义、翻译、参考文献-科学参考

单词	economic action
释义	economic action 经济活动经济活动经济行动经济行动
随便看	positive correlation positive Cotton effect positive counter-ion positive counting positive course pitch positive crankcase ventilation (PCV) positive crankcase ventilator positive creep positive criteria positive crystal positive current positive curvature positive curvature sector positive cut-off positive cycle positive damping positive definite positive definite differential form of degree two positive definite form positive definite function positive definite Hermitian form positive definite Hermitian inner product positive definite Hermitian matrix positive definite Hermitian operator positive definite Hermitian transformation

科学参考收录了1248194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。