Proton exchange membrane fuel cells use a perfluorosulfonic solid polymer film as electrolyte.
质子交换膜燃料电池采用全氟磺酸固体聚合物膜为电解质。
As a source of power for cars, fuel cells have been a disappointment.
作为给汽车提供动力的一种能源，燃料电池令人失望。
And, we'll talk about fuel cells later in the semester when we do the unit on REDOX reactions and electrochemistry.
这学期我们随后会讨论燃料电池，当我们讲到，关于氧化还原反应和电化学单元时。
But will they be allowed to use fuel cells on planes?
不过，他们会被允许在飞机上使用燃料电池吗？
Even hydrogen fuel cells still have their supporters.
即便是氢燃料电池仍然有其支持者。
Fuel cells offer several advantages over traditional thermal power plants.
与传统的热电厂相比，燃料电池有种种优势。
All fuel cells have the same basic configuration; an electrolyte and two electrodes.
所有的燃料电池有相同的基本结构，包括一种电解质和两种电极。
Imagine the day when you could buy a package of Panasonic's fuel cells and Sanyo's solar panels for the home or office, Ohtsubo said.
大坪说，试想一下，某一天你能为家庭或办公室购买一个包括松下的燃料电池和三洋的太阳能电池板的套装。
Korea is leading the way by heavily subsidising the early installation of fuel cells at office buildings and other large electricity users.
通过为办公楼以及其他用电大户的燃料电池初期安装提供大量补贴，韩国在方面得以领先。
Fuel cells, which are quiet and clean, can run continuously, so companies can recover their investment more quickly.
燃料电池即安静又清洁，又可连续运行，所以企业很快可以收回成本。
He described dishwasher sized "ceramic fuel cells" which could produce enough electricity to power a home as well as hot water.
他介绍了洗碗机大小的“陶瓷燃料电池”，它能为一个家庭供应足够的电力以及热水。
That could be used in fuel cells to make electricity or to power clean vehicles without endangering the climate.
它可运用在燃料电池里进行发电，也可以在坏天气里为清洁汽车提供能量。
Fuel cells have three main applications: transportation, portable USES, and stationary installations.
燃料电池有三种主要用途：运输工具、携带用电源、固定装置。
The taxi driver is going on about new fuel cells coming out shortly.
出租车司机在和我聊不久将投放市场的新型燃料电池。
In the future, fuel cells could power our cars, with hydrogen replacing the petroleum fuel that is used in most vehicles today.
在将来，我们的汽车可以用燃料电池驱动，而氢气会替代今天多数车辆使用的石油燃料。
It's also a key component in fuel cells.
它也是燃料电池的关键组成部分。
Fuel cells are also being used to power unmanned surveillance drones.
燃料电池还可以用在无人驾驶侦察机上。
In short, portable fuel cells must still overcome both technical and regulatory hurdles, but progress is being made on both fronts.
总的来说，便携式燃料电池还要越过技术和规则两大阻碍，不过在这两方面现在都在取得进展。
Powering commercial buildings with fuel cells can cost hundreds of thousands or millions of dollars.
用燃料电池向商业办公楼提供电力，成本可达即数十万或数百万美元。
But traditionally the fuel cells work best with a refined fuel in the form of solutions containing synthetic sugars, such as glucose.
但是传统上燃料电池在与含合成糖的液态精炼燃料(比如葡萄糖)能发挥更好的效果。
Methanol, a liquid fuel, is easily transportable, like gasoline, and could be used in automobile fuel cells.
而甲醇，作为一种与汽油一样容易输送的液体燃料，可用于车用燃料电池。
The new World Trade Center towers in new York City will be powered in part by fuel cells.
纽约市新世界贸易中心大厦将部分地由燃料电池提供电力。
Instead of buying fuel cells, companies can just buy the electricity the cells produce, with rates locked in for 10 years.
企业可以不用购买燃料电池，只购买燃料电池发的电能就可以，供电价格10年内不变。
Delivered to a local filling station, such liquids can be readily reformed on site into pure hydrogen for powering fuel cells.
把它们传输到各地的汽车加油站，这种液体可以在原地被轻易的转化成可驱动燃料电池的纯氢气。
Expensive though they are, fuel cells have also begun allowing some companies to save money.
燃料电池尽管昂贵，也开始使有些公司节约资金。
Laptop computers, cellular phones, video recorders, and hearing AIDS could be powered by portable fuel cells.
笔记本电脑、手机、录影机和助听器都能使用燃料电池供电。
The biggest hurdle for fuel cells today is cost.
如今，燃料电池普及的最大障碍在于它的成本。
The plane will harvest solar energy throughout the day, storing energy inside fuel cells that will be drained overnight.
这架无人机将在白天的时候获取太阳能，并将其储存在燃料电池中，晚上的时候就用这些能量来工作。
Hydrogen fuel cells work by combining hydrogen and oxygen to produce electricity.
氢燃料电池通过氢氧结合产生电能。
Hydrogen fuel cells work by combining hydrogen and oxygen to produce electricity.
氢燃料电池通过氢氧结合产生电能。
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