一句话的中译英（在线等待中）

Residential Area to focus on large gas central heating boiler, heating, ventilation, air conditioning system design .---------“介绍大型居住小区的集中燃气锅炉房集中供热、采暖、通风、空调系统设计”

introduce the design idea of the service in a large community, including the central heating system, gas boiler room, heating system, ventilation, and the airconditioning.

Systerm Designing introduction about Central Heating ,
heating ,ventilation ,air conditioning of the Central gas boiler room in mammoth living community.

要是觉得好要追加分数地~