The inverter versatile arc welding machine is introduced. The structure of the main circuit is made up of MOSFET and ferrite magnetic core.
介绍了一种主电路采用MOSFET和铁氧体磁芯构成单端正激的逆变式多功能焊机；
This paper describes a preliminary experimentation study on some effect of stress caused by exterior pressure in magnetic core upon phase-shifting characteristics of a ferrite phase shifter.
对磁芯因受外部压力产生应力时对铁氧体移相器移相特性影响进行了初步实验研究。
High voltage simulation tests were performed on the magnetic rings of three kind materials, i. e. ferrite, amorphous and microcrystalline and metallic magnetic powder core.
通过高电压模拟试验，观测了铁氧体、非晶磁芯和金属磁粉芯三种材料的磁环，特别观测了磁饱和的影响。
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