Through choosing referential time, production and decline ratio, this method is more flexible, simple and practical than the Arps method in terms of analyzing the production decline.

通过选用参考时间、参考产量和参考递减率，使得递减分析方法具有一定的灵活性和优越性、该方法简便、 实用。

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Recent years have witnessed a constant decline of the ratio of China's trade surplus to its economic aggregate.

近年来，中国的贸易顺差额占经济总量的比重在不断下降。

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Later this decade, we expect to see the Dow/Gold ratio bottom at 1 and the Gold/Silver ratio decline to below 16 and possibly as low as 10.

在21世纪20年代后期，道指/黄金价格比将跌到1，也就是历史低点。 而黄金/白银价格比下降到16以下，甚至可能跌到10。

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The advance-decline ratio of 1.2 shows breadth.

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Since this decline is never cited as factor causing our current economic problems, why would we think the comparatively mild decline in this ratio projected for future decades will be a large burden?

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In the meantime the total number of banks in the US continues to decline while the ratio of tangible equity to tangible assets stands higher than any time in the 1984-2010 period.

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