cable trough

• 电缆槽,电缆暗渠,电缆走线架

cable trough的用法和样例：

例句

1. Also, the main steps for operators to follow are also printed on it.There are marks symbolizing the voltage for cable slots and closed metal.
   同样对操作者执行的主要步骤也有一些警告在上面，电缆槽和封闭的金属也标有象征电压的标志。