In order to ensure the safe, stable and economic operation of hydro-generating unit, it is necessary to realize condition maintenance.
为了确保水电机组的安全稳定和经济运行，需要实现对水电机组的状态检修。
In order to ensure the safe, stable and economic operation of hydro-generating unit, it is necessary to realize condition maintenance.
为了确保水电机组的安全稳定和经济运行，需要实现对水电机组的状态检修。
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