The purpose of xml_objects is to transform an XML document into a two dimensional grid representation that can more easily be stored in a relational database.

构建 xml_objects 的目的是将 XML 文档转换成一个两维网格表示，从而更易于在关系数据库中存储。

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Drag to add a dimensional grid for a 3-d graph.

拖到绘图页后，可为三维图形添加空间网格。

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A kind of Boolean operational method based on a three-dimensional grid model was proposed.

提出了一种基于三维网格模型的布尔运算方法。

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Then they divided the whole brain into small sections with a three-dimensional grid and recorded the activity in each section of the grid for each second.

WSJ: How the Brain Really Works | Mind & Matter by Alison Gopnik

To process the MRI data, a computer overlaid on Pickens' brain a virtual three-dimensional grid of 50, 000 cubes called voxels (a word hinting at volume and pixels).

FORBES: Inside T. Boone Pickens' Brain

Recently, researchers writing in Physical Review B suggested that arranging a number of tiny cloaks in a two-dimensional grid could be put to use in biomedicine and sensing, as well as traditional camouflage.

BBC: 'Cloaking' idea traps a rainbow