用于铁路通信设备电源、铁路客车电源。
Uses in the railroad communication facility power source, the train car power source.
铁路客车开水设备是我国铁路“提供饮用开水”的保证，也是我国铁路客车服务设施的重点。
Boiling water equipment will ensure the provision of drinking water aboard railway passenger cars, and hence is a main piece of installation for on board passenger service.
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