The duty of the plugman was to watch the engine and to see that it kept well in work, and that the pumps were efficient in drawing the water.
电源操作工的责任就
发
机，确保发机运行完好和
泵有效抽。
The duty of the plugman was to watch the engine and to see that it kept well in work, and that the pumps were efficient in drawing the water.
电源操作工的责任就发机，确保发机运行完好和泵有效抽。
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