topological two sphere是什么意思

用法例句

Hopf-type theorem for 2-type topological two spheres in S~7;

S~7中2型拓扑球面的Hopf型定理

Study on a novel high-power soft-switching circuit topology;

新型大功率软开关电路拓扑研究

Analysis of Toolpath Topology in the NC Milling;

数控铣削中刀具路径的拓扑分析

Application of Topology Technique in Interior Design——Interior Layout and Space Expression;

拓扑手法在室内环境设计中的运用——室内平面布置与空间表现

We described the proposed approach and introduced the reconstruction algorithm from sample points,called TSR topological surface reconstruction.

针对带噪声点的点云数据提出了一种曲面重构的新算法,称为TSR Topological Surface Reconstructor(拓扑曲面重构算法)。

Aiming to rasterize topological region data in GIS, we present a fast algorithm named as difference boundary-labeling and accumulating-scan algorithm.

针对GIS面状拓扑数据,提出了一种快速栅格化算法———差分边界标志与累加扫描算法。

For constructing the topological data structures in GIS, authors bring forward a new fast algorithm for distinguishing the ascription of isolated islands and la bel points.

针对GIS拓扑数据结构的建立,该文提出了一种快速进行内点和孤岛归属的算法。

Review of study on novel VRM topologies;

新型电压调节模块拓扑研究综述

Research on the Topologies and PWM Control Strategies of Current Source Multilevel Converters;

电流型多电平变流器拓扑及PWM控制策略研究

This work was focused on the study of PFC topologies and digital control of DPS system.

重点研究了有源功率因数校正开关变流器的拓扑和DPS系统的数字控制。