xcel
xcel-
Replacing a standard air conditioner set at 22 degrees with an energy-efficient model set at 25.5 can cut your cooling costs in half , though savings vary by climate , according to Xcel Energy Inc. , a regional utility based in Minneapolis .
明尼阿波利斯市的地方公用事业企业埃克西尔能源公司表示，如果把标准的22摄氏度室内空调温度改为25.5度的节电模式，大约能够节省一半的电费，当然，具体程度根据外界温度而有所不同。