写一张你所需工具和材料的清单。
聚合物以及这一类材料的价格会下滑。
The prices of polymers and suchlike materials will decrease.
他们生产被称为热塑材料的塑料类制品。
They manufacture the class of plastics known as thermoplastic materials.
它将不会对动物产生影响–这就是该种基于水的材料的优点所在。
There would be no effect on animals – that's the beauty of such water-based materials.
它们包括阅读材料的类型和内容，以及阅读的目的等等。
They include the type and content of reading materials, the purpose of reading, etc.
这个过程如果重复多次，就会降低你学习新材料的能力。
This process, when repeated many times, could reduce your ability to learn new materials.
这次展览表明，在只有贫乏的材料的情况下，丰富的想象力是非常重要的。
The exhibition shows that a rich imagination is very important when there are only poor materials.
阅读率是指经常阅读书籍、报纸和电子阅读材料的公民占所在地区的百分比。
Reading rate means the percentage of citizens regularly reading books, newspapers and digital reading materials.
五彩缤纷的卡通人物是各种可回收材料的标志，可以帮助孩子们了解回收利用的重要性。
Colorful cartoon characters were symbols of different kinds of recyclable materials, which could help children get to know the importance of recycling.
需要的力度与材料的硬度成反比。
The amount of force needed is inversely proportional to the rigidity of the material.
科学家们正在寻找制造服装材料的新方法。
Scientists are now looking for new ways to make clothing materials.
对这些材料的使用确实涉及了一些固有的问题。
The use of these materials does involve some inherent questions.
世界上的建筑结构也根据材料的客观限制进行了设计。
The world's architectural structures have also been devised in relation to the objective limitations of materials.
首先是构成城市的材料的热容，通常由混凝土和沥青主导。
The first is the heat capacity of the materials that constitute the city, which is typically dominated by concrete and asphalt.
扮演教师角色的学生被鼓励去帮助贝蒂掌握特定材料的内容。
Student teachers are motivated to help Betty master certain materials.
因此，旧材料的破坏和新材料的形成处于永久的动态平衡状态。
Destruction of old material and formation of new material are thus in permanent dynamic equilibrium.
我们的祖先没有想到人口的增长速度会超过原材料的供应速度。
Our forefathers had no idea that human population would increase faster than the supplies of raw materials.
最近开发的一种新材料的抗拉强度比钻石还高，而且柔韧性更好。
A new material developed recently has a tensile strength higher than diamond, yet it's much more flexible.
通过放大太阳能的技术可以节约光伏电池所需的半导体材料的数量。
The technology of amplifying solar energy can save the number of semiconductor materials required for photovoltaic cells.
作者以摇响器为例说明了在玩具制作过程中，材料的使用具有连续性。
The author uses the example of rattle to show that in toy-making there is a continuity in the sue of materials.
要养成专心预览题目、说明文字、标题和其他与图形相关的材料的习惯。
Make it a practice to preview attentively the titles, captions, headings, and other material connected with graphics.
作者以拨浪鼓为例，说明了在玩具制作过程中，材料的使用具有连续性。
The author uses the example of rattle to show that in toy-making there is a continuity in the use of materials.
日本名古屋大学的另一个团队已经测试了可以作为储能材料的钙化合物。
Another team at Nagoya University in Japan has tested calcium compound as an energy storage material.
欧洲的僧侣们会拿一块透明的石头，通常是石英，放在阅读材料的上面。
European monks would take a piece of clear rock, often quartz, and place it on top of the reading material.
制造一种好的热电材料的关键是，需要一种电子可以自由流动的晶体结构。
The trick to a good thermoelectric material is a crystal structure in which electrons can flow freely.
两次世界大战中断了来自日本的原材料的供应，也扼杀了欧洲的丝绸工业。
The two world wars, which interrupted the supply of raw material from Japan, also stifled the European silk industry.
在早期，有必要设计适合现有的例如木材、石头、砖这样的材料的建筑系统。
In earlier times it was necessary to design structural systems suitable for the materials that were available, such as wood, stone, brick.
对材料的“学习”被认为是自动的、毫不费力的，在听音乐的时候就完成了。
The "learning" of the material is assumed to be automatic and effortless, accomplished while listening to music.
在对比样式中使用的相同材料的类似示例体现了罗马石灰华大理石的处理特点。
A similar example of identical materials used in contrasting styles characterizes the treatment of Roman travertine marble.
一旦我们读了材料，我们想要的是讨论内容或听到更多细节，而不是材料的重复。
Once we've read the material, we want to discuss it or hear it elaborated on, not repeated.
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