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From the focal distance formula of thin lens, the convergence and divergence nature of each kind of thin lens are discussed in different media. 从薄透镜的焦距公式出发;讨论了各种透镜在不同介质中的会聚与发散性质.
This paper deals with the work of the 19th century mathematicians on the criteria for the convergence and divergence of the infinite series, which are seldom mentioned in our calculus textbooks. 摘要对19世纪上半叶欧洲数学家在正项级数敛散性判别方面的工作作了考察和分析。
The new judge method for the convergence and divergence of positive series 正项级数敛散性的一种新的判别法
The convergence and divergence nature of thin lens in different media 薄透镜在不同介质中的会聚与发散性质
On the Convergence and Divergence of the Infinite Product of Variable Terms 任意项无穷乘积的敛散性
Critical Theorem of the Convergence and Divergence of Series and Sequences 数列与级数敛散性判定定理
Several Equivalent Forms of Raabe Distinction of the Convergence and Divergence of Positive Term Series 正项级数敛散性Raabe判别法的几种等价形式
Convergence and divergence of infinite series depend upon this concept. 无穷级数的收敛性与发散性与此概念有关。
the convergence and divergence 敛散性
The convergent and divergent velocities of active plate boundaries in the north hemisphere are obtained with space geodetic data. 利用现代空间大地测量技术测出北半球活动板块边缘会聚、扩张和滑动速度。
The convergence of air at the lower levels and divergence aloft imply a vertical circulation which is schematically shown in the following cross-sectional diagram. 下面是热带气旋的垂直环流示意图,图中可看到低层的空气辐合及高层的空气辐散。
The study, based on the behavioral theory of the firm, suggests two unexplored kinked-curve relationships between performance gaps and strategic convergence and divergence. 这项研究以企业行为理论为基础，提出了绩效差距和战略性一致与分歧之间的两种未探索过的扭结的曲线关系。
There are two parts in this paper:Firstly, a set of single Doppler velocity models are presented for typical ambient windfields that include those of being uniform horizontally, macroscale convergence and divergence, which overlap warm and cold advection. 第一篇通过对典型风场的单多普勒天气雷达径向速度图象进行模拟，典型风场包括水平均匀一致的风场、非均匀水平风场的大尺度运动的辐合辐散风场以及大尺度运动的辐合辐散风场与冷暖平流的迭加等。
Though the weak echo and no typical hail echo feature have been observed, the characteristic of radial velocity and meso-scale convergence and divergence in spring can be found quite clearly. 由于回波强度较弱，冰雹天气未出现典型特征回波，但径向速度特征表现的较为明显，在春季中尺度辐合辐散特征仍是较明显。
The paper holds that all kinds of different convergence and divergence criterions for positive term series are established according to the series of different convergence and divergence rate. 本文提出正项级数各不相同的敛散判别法事实上是以不同敛散速度的级数为标准而建立的,进而给出正项级数不同敛散判别法所依据的级数。
A town at the convergence of two rivers. 位于两条河流交点处的城镇
the rate of convergence and divergence 敛散速度
Finally, the convergence and convergence conditions are verified with simulation results. 最后用仿真结果对收敛性和收敛条件进行了验证。
On the Convergence (and Divergence) of the Civil Law and the Common Law 论民法和普通法的融合(与分歧)
PUMPS. RECOMMENDATIONS FOR CONNECTING BY CONVERGENT AND DIVERGENT SECTIONS. 泵。收敛和辐射连接规则。