This would be accomplished by moving the engine holder on the top up and down the length of the top rail.

这将是完成移动引擎持有人，顶端向上和向下的长度上方的铁路。

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Tool rail accessories include telephone stand, letter paper tray, pencil jar photo frame and name tag holder. Otheraccessories include task light and divider.

顶槽配件包括电话架、文件盘、笔筒、相架及名牌其他配件包括工作灯及分隔板。

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