Urban power, water and heat supply capacity have been improving.
城市供电、水、热能力不断提高。
Steam accumulator is an energy saving equipment widely used in heat supply system.
蒸汽蓄热器是广泛应用于供热系统中的节能设备。
The heat-supply using heat pump has clear economic and environment benefits.
利用热泵供暖有明显的经济及环保效益。
The heat-supply using heat pump has clear economic and environment benefits.
利用热泵供暖有明显的经济及环保效益。
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