Repair and replace parts and components for entire refrigeration, air conditioning, ventilation or heat pump systems.

为整个制冷，空调，通风或热泵系统维修和更换零部件。

youdao

Based on the motion function and characteristic in different modes of water system of air-conditioning, the differential of circulating water volume pump and elevation of pump were analyzed.

根据空调水系统在不同工况下运行的性能与特点，分析冬夏及部分负荷运行时，空调水系统的流量和扬程差异。

youdao

Based on the motion function and characteristic in different modes of water system of air-conditioning, the differential of circulatory water volume pump and elevation of pump were analyzed.

根据空调水系统在不同工况下运行的性能与特点，分析冬夏及部分负荷运行时，空调水系统的流量和扬程差异。

youdao

The report by AEA technology said emissions of the gases, used in refrigeration, air-conditioning and heat pump systems, were "relatively small" at 3.9% of the total but were increasing.

BBC: Guernsey greenhouse gas decrease continues