A small battery heats up thin metal threads in the cloth to change colors or forms.
一个小电池加热布料上的细金属线来改变颜色或形状。
A small battery will provide several days of continuous use.
一个小型电池将提供数天时间持续使用。
Let's look first at the very small battery cells used in cameras, video cameras and watches.
先让我们看一下用在照相机、摄像机和手表上的小型电池。
These probes include a small electrical heater which is supplied from a small battery in the pressure case.
这些探头各有一个在加压情况下由小蓄电池供电的小型电热器。
After the bottom cover of the phone is removed, a small battery retaining bracket can be popped out of its socket.
之后，手机底部的盖子拆除，小电池固定支架可被弹出了它的插座。
Only a small battery would be required, as opposed to the large ones needed to power laptop computers and their LCDs.
电子书籍只需一个小电池，而便携式电脑及其液晶显示则需要较大电池供电。
Developers only store some of the solar energy in a relatively small battery to operate the CPV tracker and the measuring system.
开发人员只将一小部分电能存入一块相对较小的电池中为CPV追踪系统和控制系统供电。
What's interesting though is that the savings are calculated based on the actions measured by small battery-powered, wireless sensors.
但有趣的地方在于这些“节能”是根据小型电池驱动的无线传感器计算的。
It might work great for a small battery, like a cell phone, but could create challenges if we're looking to create a fast-charge electric car.
对于类似手机上使用的小电池来说，这样快速充电表现优异，但是如果想用于对电动汽车快速充电，那将是一项挑战。
Another is to put a little coil of wire on top of a pigeon's head and use an electric current from a small battery to make an electro-magnet.
另一项实验是在鸽子的头顶端绕上一个小金属线圈并用一小块电池发出的电流制成的一个电磁体。
In 2006 he converted a powered hang-glider, removing its small combustion engine and replacing it with a battery and an electric motor.
2006年，他转向了动力滑翔机，同时把小型内燃机拆了下来，用电池和电动机来替代。
Found outside Baghdad, Iraq in 1936, the Baghdad Battery is a small clay jar containing an iron rod suspended in a copper cylinder which is soldered shut and sealed with asphalt.
1936年在伊拉克巴格达郊外发现的巴格达电池由一根小铁棍悬空在一个由沥青密封的铜制容器中，该容器置于一个陶土罐里。
During one of the first public demonstrations of the "Bell Solar Battery" the device powered a small radio transmitter, carrying both speech and music.
最初的公开示范之一便是将一台小型无线电发射器装上“贝尔太阳能电池”，传送讲话与音乐。
But there is still no lithium battery light enough to power a small electric car over a reasonable distance on a single charge.
但是仍没有轻易做到一次充电能为一辆小型电动车通过一段合理的道路提供电力的锂电池。
She was only half-surprised to find a small electronic device and foot-long battery wand secured to her metal fender with industrial-strength magnets.
她并没有感到非常吃惊，她发现一个小的电子设备和一个一英尺长的电池棒，用工业用磁铁吸附在金属档泥板上。
So in 2006 he converted a powered hang-glider, removing its small combustion engine and replacing it with a battery and an electric motor.
所以2006年，他转向了动力滑翔机，同时把小型内燃机拆了下来，用电池和电动机来替代。
However, a new method could lead to portable desalination devices simple enough to run off solar power or a battery, but powerful enough to supply a family, or even a small village, with clean water.
然而，一种新的方法可能会导致一种便携式的海水淡化装置，它简单得足以赛过使用太阳能或电池的，然而其功能却强大得能满足一个家庭，甚至一个小村庄的清洁用水。
The problem is that a big screen will use more power (shortening battery life) and be much less portable than a small screen, so netbooks will tend to have smaller screens than notebooks.
问题在于大屏幕要消耗更多电力（缩短电池工作时间），而且相较于较小的屏幕，其便携性也较差，所以上网本还是会倾向于使用比笔记本电脑更小的屏幕。
But these LCDs must be backlit to work properly-which can be a big battery drain and limits how small the gadgets can be made.
但是，这些液晶显示器必须要背光照明才能正常工作，这就带来了更大的电池消耗，以及限制了它们体积的进一步小型化。
At Frankfurt GM's Opel unit showed a small diesel-electric hybrid with a battery that can be recharged from the mains to give an electric-only range of 40 miles.
在法兰克福展销会上，通用的欧宝系列向人们展示了一款带有充电电池的小型电力柴油混合引擎，它可以从主电力系统里获得电能，而这些电能只能让车辆行驶40英里。
Honda showed a portable battery that people could carry around and put not only in their electric cars and plug-ins but also in small electric scooters.
本田还展示了他们的便携式电池，用户可以随身带着这种电池满世界乱串，这种电池不但可以给电动车供电，还能成为小型电动摩托的“油箱”。
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.
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。
THE Pelican, a small, remotely controlled helicopter drone weighing less than a kilogram, is powered by a battery that provides about 20 minutes’ flying.
Pelican 是一种重量不到一公斤，依靠电池供电可以飞行二十分钟的遥控直升机。
It has built-in rechargeable battery and looks cool, light weight, small and compact - it weighs only 90g.
它带有内置式可充电电池，看上去很酷，重量又轻，小巧紧凑——只有90克重。
Tesla Motors, a small Silicon Valley company, has come up with a way to extend the range of a battery-powered car.
硅谷的小公司特斯拉汽车公司，想出一种方法来延长电池动力车的行驶里程。
My recommendation is to make a small sized robot and buy 2 NiMH 6V battery packs.
我的建议是制作一个小型机器人，买2组6V的镍氢电池组。
At the moment, most small drones rely on battery power, so their flights are short.
目前，多数微型无人机依靠电池驱动，因此航程很短。
At the moment, most small drones rely on battery power, so their flights are short.
目前，多数微型无人机依靠电池驱动，因此航程很短。
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