这种瓣膜是用不锈钢支架和牛心包制成的。
The valve is made of a stainless-steel stent and cow pericardium.
沙发的底座有不锈钢支架支撑，上面的软垫也很舒适。
Sofa base stainless steel stent support, the above is also very comfortable cushion.
研究了表面磁性膜医用316L不锈钢支架对血管内皮化的影响。
The effect of superficial magnetic film on vascular endothelialization for the 316L medical stainless steel stent was investigated in this study.
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