This problem was exacerbated by gas pressure from the rocket's spin motor and main motor where their force vectors were in opposition.
这一个问题被来自火箭旋转稳定发动机和主发动机的气体加剧，在那里他们的力量矢量对抗。
This paper introduces the basic structure, operation principle, main performances, economical problem and USES of Nd-Fe-B single - phase synchronous motor in the future.
简要介绍了钕铁硼单相同步电动机的基本结构、运行原理、性能特点、应用前景及社会、经济效益分析。
Then position detection technology, hardware and software system design is discussed. The initial position of the motor is a main problem for control of PMLSM.
然后针对永磁直线同步电机控制系统的主要难点，分为位置检测技术，硬件系统设计和软件系统设计三个方面对控制系统进行分析。
Then position detection technology, hardware and software system design is discussed. The initial position of the motor is a main problem for control of PMLSM.
然后针对永磁直线同步电机控制系统的主要难点，分为位置检测技术，硬件系统设计和软件系统设计三个方面对控制系统进行分析。
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