Super precision cutting is a important field of super precision machining, and it is a broad new technic.
超精密切削是超精密加工中的一个重要领域，它是一项内容广泛的新技术。
The brushless doubly-fed machine (BDFM) is based on the technic of field oriented control and the performance of its adjustable-speed drive can ultimately meet the need of the operation.
采用磁场定向矢量控制技术的无刷双馈电机调速系统，其性能基本能够满足运行要求，但存在超调及动态稳定慢等问题。
Fluid pressure forming and micro molding technic are expatiated and summarized, including principle, characteristic, current situation, problem and the developing trend in plastic molding field.
对塑性成形领域中的流体压力成形和微成形技术工艺的原理、特点、研究现状、存在的问题和今后的发展趋势进行了阐述和总结。
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