本发明实现了磁盘阵列中主柜对扩展柜的动态监控，节约了系统资源且保障了系统运行。
By adopting the invention, the main cabinet realizes the dynamic monitoring of the extension cabinet in the disk array, saves system resource and guarantees system operation.
上主，请你和你威严的约柜，起来驾临到你安息的地宅。
Arise, LORD, come to your resting place, you and your majestic ark.
维修低压设备和给低压设备停送电，包括罐区的泵、主车间泵和消防泵泵。定期测试电机和配电柜的绝缘。
Repair lower voltage equipments and power transmission includes tank farm pumps, main workshop and fire fighting water pump. Regular test motor and distribution cabinet insulation.
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