其实，监督该报告的印德尔密特•吉尔承认，不可能精确地确定这一比例：各地的城市居住人口比例可能在45%到55%之间，这取决于你的计算方法。

In fact—as Indermit Gill, who oversaw the report, acknowledges—it is impossible to pinpoint the proportion: the urban slice of humanity may be anywhere between 45% and 55%, depending on how you count.

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本文叙述修正比例常数法的概念、原理、有关数学表达式的推导及计算方法。

This paper describes the conception, principle, derivation of mathematical expression concerned and the calculation method of modified proportional factor method.

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并从翻折线缩量的计算方法、分配比例及具体的操作方法几个方面对翻折领挖领座结构处理进行了探讨。

It also studies the handling of stand structure from the calculation of the roll line's variation, allocating scale and specific operation methods, etc.

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