动物园为丹顶鹤做3d打印钛合金鸟嘴

2018 4:02
Synopsis
南京市红山森林动物园的丹顶鹤“君君”与同类打架折断了上喙,动物园方动用3D打印技术为“君君”装了一个钛合金的“假嘴”。接受完“ ...
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