건물 내부의 온도, 습도, 청정도를 조절하기 위한 난방, 환기 및 공기 조절 시스템 또는 관련 기술 분야.
A system or technology used to provide heating and cooling services to buildings, ensuring indoor air quality and thermal comfort.
예문:
"The building's HVAC system needs regular maintenance to ensure energy efficiency."
"He works as a technician specializing in industrial HVAC installations."
"Smart HVAC controls can significantly reduce electricity consumption in large offices."