扫描配置或扫描仪是开关系统中最简单的继电器结构。
The scan configuration or scanner is the simplest arrangement of relays in a switch system.
在继电器的器件之间存在固有电容，这是由继电器的材料和物理结构所决定的。
There are inherent capacitances among the components of a relay that are determined by the materials and physical configuration of the relay.
典型的极化磁系统主要有四种结构，其简化磁路等效数学模型是继电器设计的基础。
The typical polarized magnetic system has mainly four structures and its simplified equivalent magnetic circuit model is the base of the design of the electromagnetic relay.
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