Beijing dismantling air-conditioning, professional air conditioning mechanic, supply air conditioning, fission air conditioning, central air conditioning switching, repair, and snow of clean, protect.
北京拆装空调——专业的空调技工、供给空调(分体空调、中央空调)拆移机、修补、加雪种清洁、保护。
With a huge supply air and long running time, the energy consumption of central air-conditioning system of tobacco factory is much more than other central air-conditioning system.
卷烟厂中央空调系统具有风量大、能耗高、制冷机组全年运行周期长的特点。
Apart from the secondary water supply systems, the drainage systems and the air-raid shelters, no significant difference was found in the positive rates between the central area and the marginal area.
除二次供水、市政排水设施和防空洞外，中心城区与边缘城区蚊孳生阳性率无明显差别。
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