This dissertation developed a novel multi-DOF plane liner USM and the relevant electrical match and driving system.
本文研制了一种新型平面多自由度超声电机及其电学匹配和驱动系统。
The paper puts forward a kind of HB type common permanent magnet new two freedom plane liner motor. It can realize two freedom plane liner driving through rational designing a motor's magnetic system.
提出一种HB型共永磁体的新结构二自由度平面直线电机方案，可用一台电机通过合理的磁系统设计实现二自由度平面直线驱动。
Back then a SU-15 plane brought down a South Korean air liner which had accidentally encroached upon the territory of the state.
据说当时一架韩国航空班机不小心进入了苏联领空，被一架苏-15战斗机击落。
Back then a SU-15 plane brought down a South Korean air liner which had accidentally encroached upon the territory of the state.
据说当时一架韩国航空班机不小心进入了苏联领空，被一架苏-15战斗机击落。
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