其内部开关元件采用电子开关，无机械触点。
The switches are electronic switches with no mechanical contact.
分析对比了各种常用电力电子器件选择了功率MOSFET作为逆变器开关元件。
Various power devices are compared with each other. Power MOSFETs are employed as the switches of the power supply.
电子电器加工，电器配件加工，电子电器接插件，电器开关元件，电子电器行业。
Electrical and electronic processing, electrical accessories processing, electronic connectors, switch electrical components, electrical and electronic industry.
电子电器加工，电器配件加工，电子电器接插件，电器开关元件，电子电器行业。
Electrical and electronic processing, electrical accessories processing, electronic connectors, switch electrical components, electrical and electronic industry.
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