And you can see, they're ranging from shoes, rings that were made out of stainless steal, phone covers out of plastic, all the way through to spinal implants, for example, that were created out of medical-grade titanium, and engine parts.
你可以看到 有鞋子 不锈钢的戒指 手机塑料盖子 还有脊柱植入物 它们是利用医用级别的钛做出来的 还有发动机零件