毕 业 论 文 论文题目: 凯美瑞空调系统的检测与维修 系 部: 专业名称: 班 级: 学 号: 姓 名: 指导教师: 完成时间: 年 月 日 目录 一、凯美瑞空调系统的认识 ............................................ 1 (一)凯美瑞空调系统的过去与未来 .................................. 1 (二)凯美瑞空调系统的基本功能 .................................... 2 二 、凯美瑞空调系统基本的组成 ....................................... 2 (一)制冷系统 .................................................... 3 (二)暖风系统 ...........................
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