Grains of carbonate experienced marmorization show pseudo - hexagonal poikilitic structure with poorly developed secondary pores.

经历过碳酸盐化作用的碳酸盐颗粒显示出伪六边形的微晶结构，其次生孔隙发育不良。

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It has a close-packed hexagonal crystal structure.

它有密排六方晶体结构。

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You can easily visualize the data structure by imagining a grid of square or hexagonal cells. (in practice, applications use square cells most of the time.)

通过想像正方形网格或六边形单元，可以方便地可视化数据结构(实践中，应用程序在多数情况下采用正方形网格)。

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The Soumaya Museum is a towering, upwardly curving structure covered with hexagonal aluminum pieces that reflect the sunlight.

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For example, you may be blown away by the structure of something, like a soccer ball or a geodesic dome, with its hexagonal shapes.

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