It points out that it is necessary to think of building environment for energy conservation of heating ventilation and air conditioning system.

本文针对暖通空调节能的趋势，分析了建筑环境对暖通空调系统的影响，提出从建筑环境方面考虑问题是暖通空调节能的必要途。

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Comprehensive evaluation of the audit include building envelope, heating ventilation and air conditioning, indoor air quality and other seven types of indicators.

审计综合评价由建筑围护结构、采暖通风与空气调节、室内空气质量等七类指标组成。

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Reflective roofing reduces heat gain on the facility and a new high performance heating ventilation and air conditioning system vastly improves energy consumption.

反射屋面减少了吸热，新的高性能采暖通风和空调系统大大减少了能源消耗。

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The ship generates and distributes its own power, provides and maintains sanitation, heating, ventilation and air conditioning systems, and makes several hundred thousand gallons of water every day from sea water.

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His study focused on the cost-effectiveness and productivity of "comfort control" systems regulating heating, ventilation and air conditioning.

CNN: STORY HIGHLIGHTS

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