Making good use of electricpowercost between on-peak and off-peak, heating system economy of running is enhanced.
充分利用峰谷电时段的电价结构，提高了供热系统的运行经济性。
2
The electricity pricing analyses are based on the study of the electricpowercost There are many factors which affect the share of the electic power cost.
电价分析是在研究电力成本的基础上进行的，影响电力成本分摊的因素很多。
3
Studies by the ElectricPower Research Institute in Palo Alto, Calif., indicate that the cost of compressed-air energy storage today is about half that of lead-acid batteries.