Researchers used a special laser 3D printing method to melt fake lunar soil into layers and fused it with a base surface to manufacture small, heat-resistant objects, potentially paving the way to more sustainable and cost-effective space missions, a new study suggests.

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今年，秦淮灯会的主灯组是公园湖中的“五马渡江·一马化龙”，高20米、长60米。秦淮灯会白鹭洲精品展区灯组设计师李明伟告诉记者，主灯组由160余名匠人历时1500余工时手工打造，融合了彩扎技艺与光影科技，外覆3层手工浮雕龙鳞，创新运用金布镶边与金线勾勒工艺。灯光一亮，悠久文脉与新春氛围彼此相映。

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