An improved method of two-dimensional development in thin-layer chromatography is described in this paper.

描述了一种薄层色谱二维展开的改进方法。

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Improve tourism marketing planning, achieve a three-dimensional development of the tourism market by making time, space as coordinates.

三是搞好旅游营销规划，以时间、空间为坐标，实现旅游市场的立体开发。

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This paper suggests a three-dimensional development growth model after systematically analyzing the feature of small science-technology.

本文在对科技型小企业的成长特征进行系统分析的基础上提出了围绕核心能力的动态演进三维成长模式。

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And in another exciting solar development, the company Solar3D just unveiled a prototype for a three-dimensional photovoltaic cell that could be dramatically more efficient than existing technology.

ENGADGET: Inhabitat's Week in Green: 30-foot 'Buckyball', Olympic stadium Lego replica and the 'Mantabot'