pair formation

1. The results show that singular vortex or a pair of vortices appear intermittently on the one side of nozzle, and the formation of vortex is due to the interaction of two surface streams flowing inwards.
   结果表明：漩涡呈单个或成对形式在水口一侧间歇性出现，是由于两个相向表面流相互剪切而形成的；
2. The lone pair of electrons on the As ( HI) inhibits formation of the classic Keggin structure.
   由于As（Ⅲ）具有一对孤对电子，聚合只能形成不饱和的三缺位Keggin结构AsW9O（33）~（9-）。
3. A Quantum Scattering Theoretical Study on the Reaction Cross Sections of Ion-Pair Formation Processes
   离子对生成反应截面的量子散射理论研究
4. In this review, we discuss how the monogamous prairie vole ( Microtus ochrogaster) has been used as a model system to provide tremendous insight into the neural regulation of pair bond formation.
   在本文中，我们探讨了如何利用单配制的草原田鼠（Microtusochrogaster）作为研究模型揭示pairbond形成的神经调控机制。
5. Compared with the traditional hydrostatic bearing structure, the area of slipper pair piston chamber is enlarged to ensure the formation of lubrication film while hydraulic motors starting, and a small diameter of damper is used to compensate the thermal viscidity effect.
   与传统的静压支承结构相比，增加了油室面积以保证液压马达启动时油膜的形成，采用合适直径的阻尼孔以补偿粘温效应。
6. The turning scales between successive fractal levels. Typical scales can be determined effectively and accurately with unnormalized pair counts method. Existence of typical scales challenges all existing models on the structure formation.
   多级分形结构的主要特征之一是存在典型尺度，即相邻分形级间的转变尺度，用非归一计数方法可以有效而准确地确定这些典型尺度，存在典型尺度对目前已有的结构形成模型提出了挑战。
7. We used live trapping data collected during a long term study of the social organization of prairie vole Microtus ochrogaster, to investigate pair formation and break up in this species.
   使用在长期研究橙腹田鼠的社会组织中收集的数据，我们研究了该物种配对的形成和解体。
8. Solvent-nonsolvent pair was the vital factor for the formation of membrane sublayer.
   溶剂-非溶剂组合是膜亚层孔结构形成中的关键因素。

noun

1. the transformation of a gamma-ray photon into an electron and a positron when the photon passes close to an atomic nucleus

   Synonym:    pair productionpair creation