Although these are as strong as steel ones, they are expensive.

虽然它们和的一样坚固，但它们很贵。

Steel prices are up due to a tariff imposed by the Trump administration.

的价格上涨，这因为特朗普政府加征关税。

Scientists say silk, the material created to from a spiderweb, is five times stronger than steel.

科学家们表示，织出网的蛛丝的强的五倍。

Something like transparent aluminum, which is three times stronger than steel, will probably be suitable for the job.

像透明铝这样的材料，强的三倍，可能会适合这项工作。

They had steel rims and very thick lenses, and she could hardly see a thing without them.

眼镜的框架的，镜片厚厚的，没有它，苏菲几乎什么也看不见。

The two hulls are manufactured from boilerplate steel, whose relative density is 7.8 times that of water.

这两层船壳用板制造的，的密与海水密的比例十比七至八。

Brittleness remains a problem when building steel structures in cold conditions, such as oil rigs in the Arctic.

在寒冷条件下建造材结构，比如北极地区的石油钻塔，的易碎性仍然一个问题。

Those qualities earned her the label of Steel Magnolia in 1970s media.

这些品质为她在20世纪70年代的媒体上赢得兰的标签。

To build it, they need steel-- and lots of it.

为大兴土木 他们需要大量的。

Yesterday, they lifted those tariffs but only for Canada and Mexico.

昨天，政府解除加拿大和墨西哥的铝关税。

It gives those low powered pulses enough time to actually heat the surface of the steel to the perfect temperature.

它给那些低功率脉冲足够的时间来将的表面加热到完美的温。

Incredibly, its strength-to-weight ratio is five times higher than steel.

令人难以置信的， 它的强重量比的五倍。

The cells are combined with nutrients that support their growth in steel tanks.

这些细胞与支持它们在罐中生长的营养物质结合在一起。

A third of that steel is imported from other countries. Ninety percent of aluminum is.

其中三分之一的从其他国家进口。而铝的进口量则达到90%。

A good analogy is the difference between glass and  steel.

一个很好的类比玻璃和之间的区别。

The structure's steel frame was then constructed and steadily enclosed with the black glass curtain wall system.

然后建造该结构的框架，并用黑色玻璃幕墙系统稳定地围合起来。

The accident happened after a beam on a floating crane fell and impacted steel cofferdams, which supported the pier.

事故系桥墩因浮吊悬臂脱落，致使支撑桥墩的围堰坍塌。

A large steel and carbon-fiber apparatus called an external fixator was clamped to my leg.

我腿上装一套巨大的、和碳纤维结构的支架，名叫外固定器。

This is where the team is developing fossil-free  steel – at a pilot plant in the city of Lulea.

这就该团队在吕勒奥市的试验工厂开发无化石的地方。

These young men in the middle of this hell of fire and steel did not hesitate for a second.

在这火与的地狱中，这些年轻人没有一秒钟的犹豫。