求翻译：To sum up, the switching station overhaul LCU, because the left bank power station LCU controller for cold standby mode, maintenance for a long time away lose surveillance, so consider a station stop, is the best way of maintenance. The right bank power station switch station LCU though by main controller switching, can not affect the equipment monitor, but there is still some time switch can not operate, so when conditions permit, may be considered in a station blackout conditions. For remote I / O, in string switch overhauling arrangement.是什么意思？

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