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kang511

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[求助] BET 已有1人参与

谁能帮我解答下孔容,孔径,表面积三者之间的关系,孔容减小的幅度小,孔径减小的程度大,那么表面积就一定是增长的对吗?

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zyhou

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【答案】应助回帖

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感谢参与,应助指数 +1
wonderfulong: 金币+2, 谢谢应助,辛苦! 2016-12-29 21:00:11
感觉没有必然的联系,孔容不仅与孔径有关,还有孔道的长度、弯曲度有关。
2楼2016-12-29 20:48:59
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白水山石

捐助贵宾 (著名写手)

对同一样品进行修饰的话,三者都应减小。对同一系列样品进行比较,上述成立的几率要大,因为如果从数学公式看,假定一个圆柱孔模式型,V是d的4倍关系了。

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3楼2016-12-30 09:29:18
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