But some plastic materials change over time.

但是一些塑料材料会随着时间的推移而变化。

A lot of plastic material is used in single-use food packaging also.

许多塑料材质的东西也用于一次性食物的包装中了。

The mask is made of soft plastic material and contains a built-in microphone.

口罩由软塑料材料制成，内置麦克风。

The new helmets are made of plastic material created through 3-D printing technology.

新头盔由3D打印技术制成的塑料材料制成。

They can be found in plastic materials and then by passing through the food chain.

它们可以在塑料材料中找到，然后通过食物链。

This part of the process would involve putting the plastic material into a highly acidic solution.

这一部分过程包括将塑料放入强酸性溶剂中。

The teacher was happy not to use it, she said, because the plastic material was so uncomfortable.

老师很高兴不用戴它，因为塑料材料很不舒服。

Nelson mixes shredded plastic waste materials with sand under high temperatures to mold the inexpensive building bricks.

纳尔逊将粉碎的塑料废料与高温下的沙子混合，以塑造廉价的建筑砖。

Right now, we're able to achieve those 70 percent conversion from plastic waste material to these chemicals.

现在，我们能够实现从塑料废料到这些化学物质的70%的转化。

This $50.00 portable toilet is made from durable plastic material and has been tested in zambia for over a year.

这款售价50。00美元的便携式厕所是用很耐用的塑料材料制成的，并在赞比亚进行了一年多的测试。

And the types of plastic materials on the market continues to increase.

并且市场上塑料材质的种类不断增加。

965. We have to reduce the use of plastic materials.

我们必须减少塑料材料的使用。

The researchers say this process can be repeated over and over again -- without the plastic material losing any performance or quality.

这些研究人员表示，这个过程可以不断重复——不管如何重复，这种塑料也不会失去自己的特质。

Each plate is handmade;making them unique, and the plastic material makes the plates durable.

每个盘子都是手工制作的；使它们独一无二，塑料材料使盘子经久耐用。

If you can, switch out styrofoam and plastic materials for items that are compostable or better yet, reusable.

如果可以，请将聚苯乙烯泡沫塑料和塑料材料换成可堆肥或更好的可重复使用的物品。

" There were around 3,000 [plastic materials] when I started researching microplastics over a decade ago, " Leslie says.

“十多年前，当我开始研究微塑料时，大约有 3,000 种[塑料材料]，”莱斯利说。

The X-Press Pearl carrying chemicals and plastic raw materials exploded releasing tons of plastic nurdles into the ocean.

携带化学品和塑料原料的 X-Press Pearl 爆炸，将成吨的塑料颗粒释放到海洋中。

The c-mask is made of soft plastic material. It contains a built-in microphone and has holes in the front to let air in.

这款智能口罩是由软塑料制成。它包含一个内置麦克风，口罩正中心设有通气孔。

It's been impossible to unlock the potential of the translational machinery for making plastics, materials and drugs for two reasons.

由于两个原因，不可能释放制造塑料、材料和药物的转化机制的潜力。

You probably already know that polyester is basically a plastic material, and you might already know that plastic comes from petroleum.

您可能已经知道聚酯基本上是一种塑料材料，并且您可能已经知道塑料来自石油。