Marble slab are based on the quality of the rock underground, after millions of years of natural aging, form extremely stable, do not worry about the normal temperature and deformation.

大理石平板取材于地下优质的岩石层，经过亿万年自然时效，形态极为稳定，不用担心因常规的温差而发生变形。

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So far, demand for quantum dots has been relatively small: they are used in medical imaging, for example, as a form of highly stable and extremely bright dye.

到目前为止，对于量子点的需求相对很小：比如说，它们被用于医疗成像上，做为一种高稳定性与超亮染色体的形式。

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