(一个电子伏的能量是一伏电池对电子加速所产生的能量。)
(an electron-volt is the energy with which a one-volt battery can accelerate an electron.)
我们描述的是一个新的物理过程。并非基于标准的光电伏打机理,但是你可以想象成是一个能在非常高的温度下进行的光电伏打反应。
"What we've demonstrated is a new physical process that is not based on standard photovoltaic mechanisms, but can give you a photovoltaic-like response at very high temperatures," Melosh said.
一个电子伏的能量是一伏电池对电子加速所产生的能量。
An electron-volt is the energy with which a one-volt battery can accelerate an electron.
它大口大口喘着气,很有节律地,带动它庞大的身躯痛苦地一起一伏,一起一伏。
He was breathing very rhythmically with long rattling gasps, his great mound of a side painfully rising and falling.
而激光动机公司制造的光伏板是用砷和镓制作的,这种光伏板能更好地从激光光束中近红外分层波长中的能量。
LaserMotive USES special cells made with arsenic and gallium, elements better able to capture the near-infra-red wavelengths of its laser beam.
他们希望将来,当非晶态硅光伏电池的光电转化效率提高后,能利用卷到卷式的生产方式进行大规模的硅光伏电池的生产。
They also have hopes that when the efficiency of the amorphous silicon photovoltaic cells improves in the future, it may become possible to mass-produce the si PV cells by using a roll-to-roll method.
由著名法国设计师让·努维尔设计的丹麦广播音乐厅和在著名的蒂伏利公园里的蒂伏利音乐厅,以及路易斯安那现代艺术博物馆和各种爵士音乐会,极大地提高了城市的文化品位。
The Jean Nouvel-designed DR Concert Hall and the Tivoli Concert Hall in the famous Tivoli Gardens, plus the Louisiana Museum of Modern Art and great jazz venues, put the city high on the cultural map.
而且CPV对光伏原材料的需求要小于传统光伏技术,而且它对水的需求也同样小于集中式太阳能系统。
And as CPV requires less photovoltaic material than traditional photovoltaic technology, it likewise requires less water than concentrating solar power systems.
同时,光伏行业慢慢的取代了市场,2007年里面,世界光伏的安装量达到了9.2GW.尽管每度电很贵。
In the meantime, solar-photovoltaic technology slowly took over the market, and by 2007 worldwide installed capacity reached 9.2GW.
在具有纳米天线的光伏设备中,纳米管天线可以将进入光伏设备且没有转换成电流的光子集中起来。
In such a device, the antenna would concentrate photons before the photovoltaic cell converts them to an electrical current.
但是,今天,一旦那些乐队收拾行囊离去时,那么伏伊伏丁那的世界主义也被他们带走了。
But today, once the bands pack up and leave, they take the cosmopolitanism with them.
和现在运用在太阳能板的光电伏打科技不同,新的方法在温度越高的时候表现越好,光能伏打方法在温度升高时则效率逐渐降低。
Unlike photovoltaic technology currently used in solar panels — which becomes less efficient as the temperature rises — the new process excels at higher temperatures.
用了相对论的计算方法,电池电压预计可以达到2.13伏,能与实测值2.11伏很好地符合。
With them, they predict 2.13 volts, in good agreement with the measured 2.11 volts.
它的平均价电子能是,5。2电子伏,那比11电子伏要少得多。
Its average valence electron energy is 5.2 electron volts, which is a heck of a lot less than 11.
插头一端可连接汽车插座,另一端连接110伏/220伏标准电源。
The plug will fit into a car's socket, with the other end fitting into a standard 110-volt or 220-volt outlet.
交/直流电压,电压几百伏到数万伏可调。
It is performed in AC or DC with voltages varying from some hundred volts to several tens of kilovolts.
电压测量变压器将电压从300千伏降低到100千伏以保护电路。
A voltage measuring transformer decreases voltage from 330 kV to 100 kV for protective circuit.
在它生活的水中,电鳗可以释放一阵电压高达800伏的电流(家庭用电电压也仅有120伏)。
It can send a jolt of as much as eight hundred volts of electricity through the water in which it lives. (an electric house current is only one hundred twenty volts.)
每年夏季,欧洲各地区的数万年轻人前往诺维·萨德(伏伊伏丁那的首府),参加位于多瑙河上游的佩特罗瓦拉丁城堡举行的Exit音乐节。
Every summer tens of thousands of young people from across Europe come to Novi Sad, Vojvodina's capital, for the Exit music festival, held in the Petrovaradin fortress above the Danube.
在自然粒子加速器中检测得到的能量级,通常为1万电子伏(eV)左右,最高则可达3000万电子伏(eV)。
The energy levels detected in the natural particle accelerators were typically around 10, 000 electron volts (eV) with a maximum of around 30 million eV.
BrightSource为了完成这个壮举,他们不再使用光伏电池,而光伏电池能够将电能直接转换为电能,是当今太阳能发电的最流行的方式。
But to accomplish this feat BrightSource will not use photovoltaic cells, which generate electricity directly from sunlight and currently constitute the most common form of solar power.
与阿波罗的3个电池储备和28伏的直流系统相比,猎户飞船将有6个电池的电力储存,使用120伏的直流电源分配系统。
It will hold six batteries for power storage and will use a 120V DC power distribution system, compared to Apollo’s three-battery storage and 28V DC system.
电气线路:利用整流装置稳定电流的变化频率,此外通过变压器把690伏特的电压提升到超过2200 0伏特,大大提高了电流长途输送的效率。
Electrical Circuitry: Converters stabilize the current's varying frequencies. Transformers boost voltage from 690 volts to more than 22, 000, so current travels efficiently over long-distance lines.
电气线路:利用整流装置稳定电流的变化频率,此外通过变压器把690伏特的电压提升到超过2200 0伏特,大大提高了电流长途输送的效率。
Electrical Circuitry: Converters stabilize the current's varying frequencies. Transformers boost voltage from 690 volts to more than 22,000, so current travels efficiently over long-distance lines.
新增变电能力达79522兆伏安,超额完成了75000兆伏安的目标。
Megavolt Ampere (MVA) of transformation capacity against a target of 75,000 MVA.
安装在地面的激光装置连续不断地照射安装在Pelican底部的光伏板,而光伏板则对Pelican的电池连续不断地充电,这使得Pelican能够在空中悬停12小时27分钟。
The laser, aimed continuously from the ground at photovoltaic cells on the Pelican’s underside, charged the chopper’s battery, keeping her aloft for an unprecedented 12 hours and 27 minutes.
Djurdjev先生表示:“以目前的趋势看,到本世纪末,伏伊伏丁那地区90%的人口将是塞尔维亚人,而所剩下的10%将大部分由匈牙利人与罗马里亚人构成。”
On current trends, says Mr Djurdjev, Vojvodina will be 90% Serb by the end of the century. The remaining 10% will consist largely of Hungarians and Roma.
因此很多这类微型通信设备可能仅需一节小型的五号电池(AA型,电压1.5伏)就可以工作,而传统的雪崩光电探测器需要20-30伏的电量供应。
Thus many of these tiny communication devices could potentially be powered by just a small AA-size battery, while traditional avalanche photodetectors require 20-30V power supplies.
水泵电机型号、种类的匹配和光伏阵列的选择,对整个光伏水泵系统的性能有很大影响。
The matching of photovoltaic pump models and types, and photovoltaic arrays greatly affects the performance of the entire photovoltaic pumping systems.
水泵电机型号、种类的匹配和光伏阵列的选择,对整个光伏水泵系统的性能有很大影响。
The matching of photovoltaic pump models and types, and photovoltaic arrays greatly affects the performance of the entire photovoltaic pumping systems.
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