大容量直流电机是轧钢车间的主体设备，对其换向器的维护工作更显得重要。
The preventive maintenance for the commutator of the DC machine is of great importance.
该设备运行平稳，换向灵敏可靠，生产效率高，确保了设备的优良品质及可靠性。
Stable running, high efficiency and reliable reversing ensure the qualification and reliability of this equipment.
该设备运行平稳，换向灵敏可靠，生产效率高，确保了设备的优良品质及可靠性。
Stable running, high efficiency and reliable reversing ensure the qualification and reliability of this equipment.
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