多联式智能化中央空调系统——随着空调行业的不断发展,空调系统的种类逐日增多,如螺杆机、离心机、溴化锂、多联机、水地源热泵等。近年来,多联机以其节能性、舒适性、便利性以及可靠性等诸多特点,在国内得到广泛的应用。
Air Conditioning Systems Air conditioning has rapidly grown over the past 50 years, from a luxury to a standard system included in most residential and commercial buildings. In 1970, 36% of residences in the U.S. were either fully air conditioned or utilized a room air conditioner for cooling (Blue, et al., 1979). By 1997, this number had more than doubled to 77%, and that year also marked the