But there's chemicals on that material that the workers could come in contact with.

但这些材料上含有化学物质，工人们可能会接触到。

In addition, we're able to throw the entire polymer chemistry textbook at this, and we're able to design chemistries that can give rise to the properties you really want in a 3D-printed object.

此外，我们能够利用整本高分子化学课本的知识，设计出合适的化学材料， 来制造你真正在一个3D打印零件所期待的特性。

These four fields are materials science, chemistry, engineering technology and computer science, with computer science being added to the list this year, the report said.

这四个领域是材料、化学、计算机科学和工程技，，计算机科学为今年新入榜领域。

Other favoured treatments are lasers, which perk up skin-tone, and cosmetic fillers for those deep grooves between the nose and the mouth.

有些人则青睐激光治疗来改善肤色，以及在鼻与口之间的皱纹里填充整容化学材料。

Over the past four years, he and his group of batik makers have changed from using chemical materials for dyes to mangrove-based products.

在去的四年里，他和他的蜡染制造团队已经从使用化学材料制成的染料转变为用红树林制成的天然染料。

The secret was in the material: a synthetic fiber invented a decade earlier by a material chemist named Stephanie Kwolek.

十年前，一位名叫斯蒂·沃莱的材料化学家发明了一种合成纤维。

Any time plastic containers are heated, chemical changes in the material mean it can leach microparticles into your food.

每当塑料容器被加热时，材料发生的化学变化意味着会有微粒子渗入到食物。

Building materials metals and chemicals as well as a number of mechanical and electrical products are included.

建筑材料、金属和化学制品以及一些机电产品也包括在内。

Scientifically, it provides an important basis for the study of ancient architecture, painting materials, pigment chemistry, etc.

科学方面，为研究古代建筑、绘画材料、颜料化学等提供了重要依据。

The second method to remove material is CMP, which is Chemical Mechanical Planarization.

第二种去除材料的方法是化学机械平面化，简称CMP。

What it is about them, whether it's a difference in the chemical compositional nature of this material or something about its structure, its makeup, why it reflects so much more light, we don't know.

它们有什么特别之处，无论是这种材料的化学组成性质不同，还是它的结构、构成有什么特殊，为什么它会反射这么多光线，我们还不知道。

They might also be releasing chemicals from the materials that go into the steel, like the iron and stuff, you know, as like byproducts of the steel forming process.

它们也可能在释放来自钢材料的化学物质，比如铁和他东西， 你知道， 在钢铁形成程的副产品。

Not only are all the materials around you made of chemicals, but even the electrical devices that power our lives depend on the reactions of electrochemistry.

不仅您周围的所有材料都是由化学物质制成的，甚至为我们的生活提供动力的电子设备也依赖于电化学反应。

They achieved this by combining advanced materials and chemicals developed in the last 20 years with vertical integration and the modular approach of modern software engineering.

他们通将去 20 年开发的先进材料和化学品与垂直整合和现代软件工程的模块化方法相结合来实现这一目标。

And so when we make chemical discoveries or discoveries in material science or in computing, The artists are all in it and all over it.

因此， 每当我们有化学、材料科学或计算机领域的发现时，艺家们总是积极参与， 深入探索。

So the water and oxygen necessary for human survival could be produced using chemical materials that can be easily obtained from Venus's atmosphere.

因此， 人类生存所必需的水和氧气可以使用很容易从金星大气获得的化学材料来生产。

On the other hand, we aim to advance fundamental material and chemical sciencesto develop capabilitiesfor energy-efficient capture of CO2 from dilute sources.

另一方面，我们旨在推进基础材料和化学科学，以开发从稀释源高效捕获二氧化碳的能力。

And we're really dependent still on countries like China for so many raw materials and chemicals and basic things like screws.

我们仍然高度依赖国等国家提供众多原材料、化学品和基础产品，比如螺丝。

You will find those niche communities out there that are saying, okay, certain chemicals present in certain

你会发现一些特定的小众群体， 他们指出，某些材料存在的化学物质可能会对内分泌系统造成问题。

(9)In-process materialmeans any material fabricated, compounded, blended, or derived by chemical reaction that is produced for, and used in, the preparation of the drug product.

(9)在制品材料是指为制备药品而生产和使用的任何材料，通化学反应制造、复合、混合或衍生。