这是我们所知道的传统AC的终结——我感觉很好

从card资助的市场研究中发现结果，该研究探索了在明尼苏达州推进中央管道空气源热泵(ASHP)作为空调(AC)替代时的解决方案或作为AC效率措施的机会.

The study included a model-based sensitivity analysis; market research among customers, 承包商, distributors and manufacturers; a review of state and national cooling and heat pump programs; and a set of program design recommendations based on research findings.