Colloids are easily put in suspension but settle out of suspension slower than clay-sized material.

胶体微粒可很容易地放入悬浮体中，但从悬浮体中沉降的速度慢于粘土颗粒大小的物质。

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The nano-sized material is added to hydraulic-fracture proppant packs or gravel packs on the fly to stabilize formation fines.

上述纳米级材料被添加到水力压裂支撑剂充填层或砾石充填层，以在上述充填层中起稳定地层微粒的作用。

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The wall is made of equal-sized blocks of building material.

VOA: special.2009.06.01

Flip it over to find XL-sized UPE material feet for a smooth and consistent glide.

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They did this by putting pieces of silicon or one of a number of other solid materials inside a shoe-box-sized cavity and zapping the material with microwaves from a metal tip.

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Joanna Aizenberg and her colleagues produced an elastic thin film material with nano-sized pores.

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