运用电磁场有限元方法对动磁式直线电动机电磁场模型求解，磁通分布揭示了电磁力产生机理；
The finite element method was used to optimize the electromagnetic field and reveal the mechanism of motion of moving part.
动圈式扬声器的磁系统。概念。尺寸。测量方法。
Magnet systems for moving coil loudspeakers; definitions, dimensions, methods of measurement.
本文给出了两种结构的可用于接触器、断路器及混合式电路的直动式极化磁系统，分析了其工作原理，并根据其等效磁路对其进行了计算。
The paper presents two kinds of the straight type polarized magnetic system that can be used in contactor, breaker and hybrid electrical appliance, and analyzed the working principle.
摘要：对磁动式测氧仪的测量池、光路和数据采集系统进行了研究。
Abstract: Research is done on the measuring cell, light path and data acquisition system of a magnetomotive oxygen measuring instrument.
对动铁分磁式弧焊变压器进行了优化设计。
Optimum design of movable core shunting arc welding transformer is carried out in the present paper.
对动铁分磁式弧焊变压器进行了优化设计。
Optimum design of movable core shunting arc welding transformer is carried out in the present paper.
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