sum of series meaning in Chinese

级数的和
级数和

Human - oriented management is the sum of series of theories and practice which not only put emphasize on human and motivate the staff but also develop the staff and devote itself for the staff
人本管理是一系列以人为本的管理理论与管理实践活动的总称，它不仅表现为重视人和调动员工的积极性，还表现为发展人、为人谋福利。
From three respects in calculus teaching , this paper has mainly discussed magical effect of physics meaning of questions , which is curve integration curved surface integration and sum of series formula
摘要微积分的教学离不开问题的物理意义，文章从曲线积分、曲面积分以及级数求和公式的推导等三个方面来说明问题的物理意义在微积分教学中的妙用。