48U 机架机柜 7D6E 型 硬件拆卸、安装和改装安装和卸下 48U Advanced Rack Extension Bracket Kit安装和卸下 48U Advanced Rack Extension Bracket Kit请参阅本主题了解如何卸下和安装 48U Advanced Rack Extension Bracket Kit卸下 48U Advanced Rack Extension Bracket Kit请参阅本主题了解如何卸下 48U Advanced Rack Extension Bracket Kit。安装 48U Advanced Rack Extension Bracket Kit请参阅本主题了解如何安装 48U Advanced Rack Extension Bracket Kit。提供反馈