Cans use in China, Porcelain enamel, plastic, Glass reinforced plastics wait for material quality's pump, valve, Pagoda mouth's entrance connection.

可应用于陶瓷、搪瓷、塑料、玻璃钢等材质的泵、阀、塔口的进出口连接。

youdao

Lastly, up here, is a picture of a much smaller device, this is actually an artificial heart valve that is made of plastics and metal and can replace the valve inside your heart.

最后,在上面这里,这张图片是一个相对较小的装置,这实际上是一个人工心脏瓣膜,由塑料和金属制成,可以取代人的心脏瓣膜

耶鲁公开课 - 生物医学工程探索课程节选