In this paper, the general high order equal ratios sequence have been studied by generating functions and recursion relations.

本文利用母函数和递推关系求解一般高阶等比序列，得到了这类序列的一般解。

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You can see from her "baby" photos that she is continuing to improve in these areas and every photo shows her moving toward more equal ratios here.

从她小时候的照片看起一直到现在，每张照片都显示她这些比例越来越精确。

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With ratio, you can do away with recipes altogether. This app gives ratios for food fundamentals. A batter ratio is equal parts liquid and flour and half that much egg.

几个来回下来，你能完全掌握这些配方，这种应用软件提供了食材的比例，一个好的食材比率是部分液体和面粉与一半鸡蛋相等。

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All things being equal, over time those funds that have the lowest expense ratios will outperform all other funds.

FORBES: Cheating The Random Walk

In fact there only circumstance where such an index has value is when the Sharpe ratios of all component stocks and the correlations between all pairs of stocks in the index are equal.

FORBES: Innovation In Investment Vehicles