Before beginning any electrical repairs, turn off the power at your service panel, fuse box or breaker box. 在修理电器之前,关掉在嵌板,保险丝盒或开关盒上的电源。
The basic British viewdata system uses an adapted TV set with a telephone connection and a remote control switch box that looks like a pocket calculator. 英国可视数据系统使用了能同电话连接的电视机和象袖珍计算器一样的遥控开关盒。
Solve the many users of the distribution box, decorated with panels embarrassment. 解决了众多用户有关配电箱面板与装璜时尴尬。