A powerful electric current is passed through a piece of graphite.
一股强大的电流被传导经过一块石墨。
In the winter, ECC can be heated by passing an electric current through it, thereby preventing ice buildup.
在冬天，ECC可以通过电流加热，从而防止结冰。
An electric current has caused heat around the tip.
通过电流加热针的尖端。
Typically, an electric current breaks the water down.
我们通常都用电流来分解水。
Similarly, moving a magnet creates an electric current in a neighbouring wire.
同样，移动磁体也可以使线圈中产生电流。
If electric wiring is shorting out, shut off the electric current at the main box.
如果电线短路，请在主控箱切断电源。
They are switches that enable one electric current to control the passage of another.
它们以开关的方式工作，使得一个通路中的电流可以控制另一通路中的电流。
They found that protons do flow steadily across the nanotube, carrying an electric current.
他们发现，质子流稳定通过碳纳米管，形成电流。
Solar panels generate electricity by converting photons (packets of light energy) into an electric current.
太阳能电池板通过将光子(光的能量包)转化为电流来发电。
This forces the freed electrons to travel to the second electrode through a wire, creating an electric current.
而自由电子则通过一条导线移动至第二电极，从而产生电流。
A keyboard was linked to rotors, powered by an electric current, which transposed every keystroke several times.
它的键盘与电流驱动的转子相连，在每次击键时，转子会多次转换。
Michael Faraday discovered in 1831 that an electric current flowing in a wire induces a secondary current in a neighbouring wire.
1831年，迈克尔·法拉第(Michael Faraday)发现，在一根电线内流动的电流会在邻近的一根电线内产生次级电流(secondarycurrent)。
Then a turbine began to run inside a small, redbrick hall at Tofte, a few kilometres south-west of Oslo, and electric current emerged.
接着，离奥斯陆西南几公里远的托夫特的一个红砖小房里，涡轮机开始运转，于是电流就产生了。
Piezoelectric crystals produce an electric current when bent and have many USES - the igniter on a gas barbecue grill being one of them.
压电晶体在发生弯曲时能够产生电流，并且已有很多用途——燃气烧烤的点火器就是其中之一。
Some firms, such as Sony, are looking at organic light-emitting diodes composed of thin films of organic molecules which generate light in response to an electric current.
一些公司，比如像索尼，正在关注一些由薄片状的有机分子组成的有机发光二极管，这些二极管能根据电流来相应的发出光。
Purdue University researchers are working with General Motors to build thermoelectric generators, which produce an electric current when there is a temperature difference.
珀杜大学的研究者们正在与通用汽车一道开发一种利用温差产生电流的热能发电机。
An ordinary computer stores and processes information using bits, which take the value of either one or zero (physically represented by different voltages of electric current).
普通的计算机以比特(二进制)存储和处理信息，它取值1和0(对应物理中电压高低的状态)。
So any electric current will then cause the fibers to vibrate. The fibers could act as a microphone or a speaker, depending on whether the vibrations were being recorded or amplified.
所以任何电流都会引起纤维振动，这时纤维就可以像麦克风或者话筒一样工作，当然这也取决于振动是否被记录或者放大。
The chip could also use thermoelectric materials, which produce an electric current when exposed to two different temperatures-such as body heat and the (usually) cooler air around us.
芯片也可以使用温差热电材料- - -这种材料因环境中两种不同温度而产生电流- - -例如身体温度和(通常是)我们周围的更凉的空气。
An external circuit provides a path for the electrons to return to the p-type material, producing an electric current along the way that continues as long as light strikes the solar cell.
此时接上一条外线电路，电子便通过线路流动到p层。只要光束持续地撞击太阳能电池，就会有持续的电流。
Because OLEDs do not need to be backlit-they get their lighting from organic compounds that emit light in response to electric current-they can be thinner, lighter and more flexible than LCDs.
由于有机发光二极管本身能通过电流使有机化合物发光，不需要背光照明，因此可以做得比液晶显示器更轻、更薄，更有柔韧性。
First, in 1800, the Italian physicist Alessandro Volta (1745-1827) invented the battery, which reliably stored an electric current and allowed the current to be used in a controlled environment.
第一项是在1800年，意大利物理学家亚历山德罗•沃尔特（Alessandro Volta，1745-1827）发明了电池，可以储存电流并能使电流在控制的环境中使用。
But instead of moving the wire to bring those domains under the heads, in the way that a spinning hard disk would, his device moves the domains themselves along the wire, using an electric current.
然而，(帕金博士的这一新技术)不似传统硬盘技术转动硬盘盘片那样移动磁头下的电线，而是使用一股电流推动这些“域”沿着电线移动。
In the 1830s, the British team of Cooke and Wheatstone developed a telegraph system with five magnetic needles that could be pointed around a panel of letters and Numbers by using an electric current.
19世纪三十年代，英国的库克和惠斯通开发了电报系统。该系统有五个磁针，通电后，可以指出一组字母和数字。
Electric current is a flow of atomic particles called electrons.
电流是由叫做电子的微粒流动而形成的。
Electric current is a flow of atomic particles called electrons.
电流是由叫做电子的微粒流动而形成的。
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