There is a switch board mounted on the wall.

在墙上装有一个开关板。

Foot switch board has quick lowering function when unload.

脚踏开关板具备空载快速下降功能。

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）。

I guess something's wrong with the switch board or the phoneline here. The connection often goes dead these days.

我猜想是交换台或电话线有问题。这些天电视老是断了。

It has no negative function of the traditional wall type switch board with fluorescence in human body and the environment.

它没有传统带萤光的壁式开关板对人体和环境的负面作用。