Making good use of electric power cost 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。

youdao

The electricity pricing analyses are based on the study of the electric power cost 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。

youdao

Studies by the Electric Power Research Institute in Palo Alto, Calif., indicate that the cost of compressed-air energy storage today is about half that of lead-acid batteries.

加州Palo Alto电力科学研究院研究指出现今压缩空气能源储存的成本是铅酸蓄电池的一半左右。

youdao

Regardless whether the weibo post is right or not, BYD has not made good on its promise to bring low cost electric power cars to China.

FORBES: Significant Layoffs Coming At Buffett's China Auto Co BYD

When the cost of oil or water or electric power rises, the company that uses resources most effectively will have an advantage.

FORBES: Four Steps to Improving Profits through Sustainability

"Moreover, in places that do generate electricity from renewable sources, it would be more cost-effective to use that electricity to power electric or plug-in hybrid cars than high-speed rail, " O'Toole said.

CNN: Is the U.S. turning a corner on high-speed rail?