The quantity relation (mathematic model) of use time pricing between selling side and generating side is studied and established.

研究并确定上网侧和销售侧峰谷分时电价的数量关系（数学模型）；

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Wallace says BFS became the first PC-farm-based airfare search and pricing engine in commercial use in April 2000, although ITA had a beta site at the time.

Wallace表示，2000年4月推出的BFS是第一个面向商业应用的计算机机票搜索和定价引擎，当时的ITA只有一个测试网站。

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When homes are equipped with smart meters and real-time pricing, research shows that energy use typically drops.

当家庭装备了智能仪表和实时计费系统，研究显示能源使用将会显著下降。

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This was a demonstration of a suite of open and extensible software applications for managing energy demand and time-of-use pricing by a firm in Boulder, Colorado, called Tendril.

ECONOMIST: The much-talked-of smart grid prepares to enter the home

By communicating with a smart meter, Nucleus will let people program appliances to take advantage of off-peak pricing plans offered by utilities that have time-of-use electricity plans.

FORBES: Get yourself connected: GE at CES 2011

"You'd be led to believe that you put in real-time pricing and a nice Web site and immediately get a 15% reduction in energy use, " says Accenture's Guthridge.

FORBES: Energy