Comparison of productive method, energy consumption, productive cost and environmental protection, for optimal technical decision in the prophase project.

着重对聚氯乙烯的生产方法、能源消耗、生产成本和环境保护进行比较，为项目前期工作优化技术决策。

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Comparison of productive method, energy consumption, product quality and productive cost is emphasized, for optimal technical decision in the prophase project.

着重对烧碱的生产方法、能源消耗、产品质量、生产成本进行比较，为项目前期工作优化技术决策。

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Theoretical studies of curved girders mainly adopted the methods of balanced method, energy method and variation-based method of virtual work (displacement).

曲线梁的理论研究主要采用平衡法、能量法以及基于变分原理的虚功(位移)方法。

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Bernard Bilski and Rand Warsaw wanted to patent a method to let traders protect against the risk of price changes in energy markets.

VOA: special.2010.07.16

But the commission also emphasized that the state's own method of energy deregulation set the stage for the traders' abuse.

FORBES: In California Energy Crisis, Some Dogs Still Bark

Italian inventor Lucien Gambarota, who designed California Fitness's method of storing energy and using it to power lights and music in the gym, told CNN the concept is straightforward.

CNN: Are we heading for a human-powered future?

Crucially, it is an effective method of producing energy.

BBC: Time to encourage biomass growth