The surface area, the pore volume and the activity of isopropanol decomposition reaction are only a function of exchange degree and are not affected by the exchange methods.

固相交换样品的比表面、孔容变化和异丙醇分解反应活性都与液相交换样品相同，只是交换度的函数，与交换方法无关。

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In its function as a medium of exchange, medium of payment and store of value, gold is thus, in a sense, a timeless classic.

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Although more complicated to use than Napster, they perform the same function of allowing people to exchange music and other files with each other over the internet.

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Suffice it to say, our relationship with privacy has changed as a function of the benefits we can receive in exchange for that privacy.

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