影响通过开关卡的最大电流的因素包括电路板上的走线、连接器和继电器。
Factors that affect the maximum current through the switch card include the traces on the board, the connectors, and the relays.
它的独特性真正围绕它旋转的能力，能够多次安装配置，包括电路板和硬体线路安装。
It's uniqueness truly revolves around it's ability to allow for multiple mounting configurations including circuit board and hardwire mounting.
一种显示装置包括电路板和表面接地部分，该表面接地部分设置在电路板的端部分上并且由导电层形成。
A display apparatus including a circuit board and a surface grounded portion which is disposed on an end portion of the circuit board and formed of a conductive layer.
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