One is the replacement cost of a company's assets, the so-called "q" ratio.

一个是公司资产的重置成本，也就是“q”比值。

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The issues of catalyst replacement and high ratio soaks are discussed within the context of natural catalyst sulphate.

结合催化剂表面天然硫酸盐的生成，对更换催化剂和高比值浸润问题进行论述。

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The analysis show that the influence given by the area replacement rate is very little, while the modular ratio of pile and soil is a important influence factor.

分析表明：面积置换率对桩土应力比的取值影响不大，桩土模量比是影响应力比取值的重要因素。

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And there is Tobin's q, a ratio of the stockmarket value to the replacement cost of its tangible assets an attempt to measure what it would cost to recreate a company from scratch.

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For all developed countries, high life expectancy is also associated with below-replacement fertility, which reduces the ratio of workers to retirees.

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