Filtering materials in the form of very fine powders exhibit greater surface area than coarser granules.

细微粉末状的过滤材料的表面积比粗糙颗粒的表面积大得多。

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In fluid filtration one common objective is to create a matrix that provides the maximum amount of available surface area of a given contaminant filtering material in the finished filter.

在可变的滤清一个共同的宗旨将创造提供最大金额特定污染物过滤的材料可利用的表面在解决的过滤器的矩阵。

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The least square method equalization filter is a kind of 2D filter; its filtering window is surface area element.

最小二乘法均衡滤波器是二维滤波器，其滤波窗口是一个面积单元。

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These will be much more effective at filtering contaminated water because the beads will have greater surface area for the arsenic to bind to than the plastic chips.

FORBES: "Plastic Bottle" Filters Can Help Millions Poisoned by Arsenic-Contaminated Water