这台半导体收音机用4节小电池。
他的发明和革新包括蓄电池、水泥搅拌机、录音电话、双工式和多工式电报系统、铁路用制动器等。
His inventions and innovations included batteries, cement mixer, the sound recording telephone, double- and multi-type cable system, railways used brakes.
现在，他可以在家里用我从学校带回去的电池给手机充电。
Now, he can use the battery I bring from school to charge his phone at home.
固态电解质还能与众多的电池用化学成分相兼容，有可能会提供更高的电能或存储密度。
Solid electrolytes are also compatible with a wider range of battery chemistries that could potentially offer higher power or storage density.
接着将扩大至更大型的电池，它希望用约六年的时间为汽车市场生产出有效的电池来。
It will then scale up to larger cells and, in around six years' time, it hopes to be producing batteries powerful enough for carmakers.
最好把电线用胶带包裹在的电池上，要小心啊！因为电线会变得非常烫！
It is best to tape the wires to the battery - be careful though, the wire could get very hot!
用硅制造太阳能电池——这是最普通的方法——昂贵而且只能得到很低的光-电转换效率。
Making solar cells from silicon, the most common approach, can be expensive and relatively inefficient at turning sunlight into electricity.
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。
Powering commercial buildings with fuel cells can cost hundreds of thousands or millions of dollars.
“我们用的染料和电解液都变了，”他表示，在把太阳转变成电流上，这种电池已经变得效率更高了。
“Our dyes andelectrolytes have changed,” he said, and the cells have become more efficientat converting sunlight to electricity.
类似的，这个数字时钟也用一张捕蝇纸来收集猎物，然后通过相同类型的微生物燃料电池供电。
Similarly, a digital clock is powered with the same type of microbial fuel cell, collecting its prey with flypaper.
为了达到这样的目标，博世与韩国三星成立了合资公司来开发并生产汽车用锂电池。
To that end, it has set up a joint venture with Samsung of South Korea to develop and produce Li-ion batteries for automotive use.
然后是你在用的单位的效率，用这来捕捉，太阳能的太阳电池。
And then the efficiency of the units that you're using, with which you capture the solar energy could be solar cells.
在晚上，光纤反向工作，用集成太阳能充电电池从内部为塔楼照明。
Then at night, the fiber optics work in reverse, lighting up the towers from the inside and with power provided by integrated solar-charged battery packs.
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。
In the future, fuel cells could power our cars, with hydrogen replacing the petroleum fuel that is used in most vehicles today.
用充电电池，避免购买用塑料包装的电池。
Use rechargeable batteries to avoid buying batteries packaged in plastic.
用可充电的电池——常规的电池含有镉和汞，必须以危险的垃圾标准来处理掉它。
Use rechargeable batteries — Conventional batteries contain cadmium and mercury and must be treated as hazardous waste.
代之以持续两天的电池，同样的电池为用碳纳米管晶体管制造的传感器系统提供的能量可以持续两周的时间。
Instead of a battery lasting two days, the same battery providing power to sensor systems built with carbon nanotube transistors may last up to two weeks, "said Przybysz."
用固态电解质来生产这样的电池是可能的，但目前锂离子电池还是通过真空镀膜的方式来生产。
It is possible to make such a battery with a solid electrolyte, but until now that has been done by a process called vacuum deposition.
飞的更远的另一个方法是用氢气来替代电池，利用燃料电池来产生电能。
Another way to fly farther is to swap the batteries for hydrogen and use that in a fuel cell to produce electricity.
这就是你用笔记本电脑时用到的是同样的电池，主要原因是，福特汽车用液体冷却电池组。
That's the same battery burning your lap when you use your laptop computer-a primary reason Ford USES liquid to cool the pack.
电动自行车还是用铅蓄电池，如果处理不当，这些电池会给环境造成危害。 还有，电动自行车的安全与否也受到了人们的置疑。
They also use lead batteries that can damage the environment if they are not disposed of properly, and safety can be problematic too.
最初计划用覆盖在机器人表面的太阳能电池板给内部的锂聚合物电电池充电来给机器人供电。
Initially, the plan to power the robot involved covering its surface with solar cells that would charge a lithium polymer battery inside.
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。
Methanol, a liquid fuel, is easily transportable, like gasoline, and could be used in automobile fuel cells.
直到最近，电池大多是用镍和镉制作的，但是他们太重，缺乏为汽车正确提供动力的长使用寿命。
Until recently, most larger-scale batteries were made using nickel and cadmium, but they were heavy, and lacked the long life needed to properly power cars.
如今在移动电话和笔记本电脑中使用的电池通常都是用钴氧化物作为正极。
The batteries commonly used in today's mobile phones and laptops still use cobalt oxide as the positive electrode.
许多的汽车制造商都在积极的研发车用燃料电池技术。
Many vehicle manufacturers are actively researching and developing transportation fuel cell technologies.
许多的汽车制造商都在积极的研发车用燃料电池技术。
Many vehicle manufacturers are actively researching and developing transportation fuel cell technologies.
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