There is a switch board (control panel, distribution box) mounted on the wall.

在墙上装有一个开关板（控制盘、配电箱）。

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You can install the host on the instrument panel or dash board.

你可以把主机安装在仪表盘里面或驾驶台。

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Circuit board, battery, and switches installed on the front panel.

电路板，电池，开关安装于前面板。

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Panel board machine;

面板机；

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Panel board machine;

面板机；

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