Each smaller thread is thinner than a human hair.
每根更小的线都比人的头发还要细。
You could actually draw out a 36,000-kilometer strand or ribbon of nanotubes stronger than steel, but maybe a thousandth the thickness of a human hair.
你真的能够拉出一条36000公里长的纳米管线，或者纳米管带，其强度比钢铁要高，但其厚度可能只是人类头发的千分之一。
But what can human hair be used for?
但头发到底都有什么用途呢？
A human hair is about 80,000 nanometers thick.
人的头发大约有80000纳米粗。
A human hair is about 80, 000 nanometers thick.
人的头发大约有80000纳米粗。
The average width of a human hair is 100 microns.
人类头发的平均宽度是100微米。
Can human hair support the weight of another person?
人类的头发真的能承受一个人的重量吗？
Carbon nanotubes are rolled-up sheets of graphite thousands of times thinner than a human hair.
碳纳米管是由比人的头发细千倍的石墨板卷曲成的管状结构。
The idea of using human hair to mop up oil spills was the brain child of US hair stylist Phil McCory.
用头发清理泄漏石油的想法是由美国发型造型师Phil McCory提出来的。
Using the technique, the researchers have mapped in detail a bone fragment narrower than a human hair.
利用这种技术，研究者们已经详尽地绘制出比人类的头发还细窄的骨骼断片。
No longer a luxury of the rich and famous, extensions using human hair are now available on most High Streets.
真发接发已经不再是富人和名人的奢侈品专利，大部分街边的理发店都能做真发接发了。
Shi and Li's artificial polymer tubules have a diameter of around 50 microns - about half the width of a human hair.
Shi和Li的人造聚合物管直径大约50微米——大约为人类毛发的一半宽度。
Gold can be stretched into wires thinner than a human hair, yet those wires still conduct electricity beautifully.
还可以延展成比头发丝还细的电线，却同时具有极好的导电性能。
These fine particles, about 30 times smaller than the width of a human hair, are also a major cause of poor visibility.
这些细小的粒子比人类头发的直径还要小大约三十倍左右，它们同时也是造成能见度低的主要原因。
Their study involves particles of silver — 1/50,000th the diameter of a human hair — that are injected into the bloodstream.
他们的研究将相当于人类头发丝5万分之一大小的银粒子注射入血流。
A new type of solar panel using human hair could provide the world with cheap, green electricity, believes its teenage inventor.
十几岁的少年发明家相信，他这种新型的用人头发发电的太阳能电池板能够带给世界便宜和绿色的电能。
The prototype was tested at the Swiss Light Source synchrotron near Zurich, using a mouse femur fragment narrower than a human hair.
该样机在瑞士苏黎世附近的瑞士光源同步加速器研究中心进行了测试，测试样本是比人类头发还细的老鼠股骨断片。
The joint venture of SGL and BMW produces these carbon fibers, 10 times thinner than a human hair, in the northwestern United States.
在美国西北部，西格里碳素集团和宝马合资生产的这些碳纤维比人的头发还细十倍。
Carbon nanotubes - tiny, hollow cylinders whose walls are lattices of carbon atoms - are about 10, 000 times thinner than a human hair.
碳纳米管-由碳原子晶格组成的细小的，空心圆筒-比人类的头发约薄10000倍。
To put that into some sort of perspective, a micro-metre is a millionth of a metre; the width of a human hair is about 100 micro-metres.
没错，一微米是一百万分之一米，人类头发的宽度大概是100微米。
Researchers hope their work can unlock secrets to protect human hair cells from becoming damaged and to stimulate the cells to regenerate.
研究人员希望他们的工作可以揭开谜底，保护人类的毛细胞免受损伤、并推动毛细胞的再生。
The material is a thin coating of carbon nanotubes - hollow and multi-walled tubes about 10, 000 times thinner than a strand of human hair.
该材料是一种由碳纳米管组成的薄涂层——这些碳纳米管是中空多壁的，比一根头发丝还要细一万倍。
While researchers will ultimately need human hair cells, the mouse version is a good model for the initial phases of experimentation, he said.
他还说，小鼠细胞在研究初期是相当好的实验对象，但研究者们终将需要人类毛细胞来研究。
Colour-enhanced scanning electron micro-graph of the split end of a human hair showing the outer cuticle layer surrounding the inner cortical layer.
色彩效果增强的人类断裂头发尾部电子显微照显示外面的表皮层包裹着里面的皮质层。
Colour-enhanced scanning electron micro-graph of the split end of a human hair showing the outer cuticle layer surrounding the inner cortical layer.
色彩效果增强的人类断裂头发尾部电子显微照显示外面的表皮层包裹着里面的皮质层。
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