The data center has a dedicated heating, ventilation, and air conditioning (HVAC) system, so the temperature is always a cool 70 degrees Fahrenheit.

数据中心有专用的取暖、通风和空调(Heating, Ventilation, and Air Conditioning, HVAC)系统，因此温度始终是华氏70度。

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If client family uses floor panel heating system just as subsidiary system, they can have a comfortable life with less air-conditioning facilities.

如果客户一家将地板辐射供暖系统只作为附属系统，他们可以更少的使用空调却畅享舒适生活。

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Three Doors, two at the front, one at the behind, 1.45 Sized Engine, Automatic, Heating and Cooling air conditioning system, CD player, Adjustable steering wheel, ABS, Airbag.

三门， 两门前，一门后。 1.45的引擎，自动档，空调，CD播放器，四喇叭，可调节方向盘，ABS， 安全气囊。

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The coating can eliminate the need for blinds and can enable a business to install a heating, venting and air conditioning system that is 30% smaller than would otherwise be needed.

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Rupert said the same chlorine dioxide treatment will be used on the building's heating, ventilation and air conditioning system (HVAC), where spores had been found after the letter was opened in Daschle's office.

CNN: Fumigation largely succeeding in clearing anthrax