mould of plastics 塑料模具
Society of Plastics Industry 美国塑料工业协会 ; 塑料工业协会 ; 塑料产业协会
Society of Plastics Engineers 塑料工程师协会 ; 塑料工程师学会
vinyl group of plastics 乙烯类塑料
Dispersions of plastics 塑料分散剂
standardization of plastics 塑胶标准化
water-pipe valve of plastics 塑料水管阀
Pulleys of plastics for blinds 窗帘用塑料滑轮
specifications of plastics 塑胶规格
degradation of plastics 塑胶退解 ; 退解 ; 降解
They manufacture the class of plastics known as thermoplastic materials.
他们生产被称为热塑材料的塑料类制品。
Despite success stories like van Oosten's, preservation of plastics will likely get harder.
虽然有范·奥斯坦这样的成功故事,但塑料制品的保存可能会越来越难。
There are a lot of plastics out there.
有很多种塑料。
But instead of being buried in landfills, some feathers could find a future in plastics.
VOA: special.2010.06.01
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
We're familiar with polymers, plastics in our daily life; the chairs that you're sitting on are made of a kind of a plastic polymer that is basically an organic chemical that is cross-linked together.
我们应该很熟悉聚合物,比如日常生活中的塑料就是,你们坐的椅子,就是由一种塑料聚合物构成,它由基本的有机化学物质交联在一起
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