A algorithm for optimal power flow with transient stability constraints (OPFTSC) based on transient energy margin is presented in the paper.

本文提出了一种基于能量裕度灵敏度下的含有暂态稳定约束的优化潮流算法。

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Several Methods of Calculation Break-Even Point are introduced in the paper, with detailed analysis, illustration and inquisition into Contribution Margin Method and coefficient Methed.

本文介绍了预测保本点的几种方法，着重对贡献毛益法、系数法进行详细的分析、说明、探讨，并对它们适用范围进行归纳汇总。

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This paper describes the application of sensitivity of the loading margin with respect to parameter on control for voltage stability.

提出应用系统控制参数与系统负荷裕度之间的灵敏度关系、对电力系统电压稳定进行控制的方法。

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For Soap.com, Lore and Bharara will employ the same merchandising strategy that they used to grow Diapers.com: lure in customers with fast delivery on low-margin goods--like baby formula and now, toilet paper--and then profit from higher-margin products like car seats and, with Soap.com, vitamins and beauty products.

FORBES: Magazine Article

If digital photography sales bomb, Plaza Create will end up with a lot of costly assets that do nothing to boost its paper-thin 1.1% net profit margin.

FORBES: "Everyone said I would fail"