不过，这台设备需要汽车电池为它供电。
如果太阳能产业可以崛起——并且世界需要它如此——光电池将不得不成为发电产业中造价低廉的一份完整的份额。
If solar power is ever going to take off-and the world needs it to-photovoltaic cells will have to become a whole lot cheaper to produce.
这一系统将滴灌的高效性与太阳能水泵结合起来，它既不需要电池与汽油，也不需要煤油。
Linking the efficiency of drip irrigation to the reliability of a solar-powered water pump, the PVDI systems need no batteries, gas, or kerosene.
在需要的功率激增时，拖船可以从电池获得额外的电力；当它闲置时，可将其柴油发动机关闭，用电池为其它设备供电。
The tugboat could draw extra power from the battery when full-power surges were needed, and turn its diesel engines off altogether when it was idle, allowing the battery to power other equipment.
此外，由于有太阳能电源以及氢能源电池组，它完全能够自给自足而不需要任何形式的地面电能补给。
Also, it's totally self-sustained, thanks to a solar energy and hydrogen fuel cell combo, and it doesn't require any kind of input from the ground.
它永远不会在官方棕榈程序目录，因为它需要可直接进入电池驱动程序接口使用自己的服务。
It'll never be available in the official palm app catalog since it needs direct access to the battery driver interface using own service.
该韩国公司称它的目标是在2015年成为太阳能电池市场领导者，并进一步提高其太阳能转换率以适应大规模生产的需要。
The Korean company said it aims to top the solar cell market in 2015 and further raise its solar cell conversion efficiency for mass production.
该笔记本刚刚完美运行，即使没有电池，并拿走电池，你会保持完好它当你需要它。
The notebook runs just perfectly without the battery, and by taking away the battery, you will keep it in perfect condition for when you do need it.
但是最终只有固态能源公司的技术脱颖而出，因为它跟那些竞争对手不一样，它不需要新型的锂离子电池制备设备。
However, SolidEnergy's technology stands out because, unlike some competing approaches, it doesn't require new lithium-ion battery manufacturing equipment.
它扇动它的四个翅膀起飞和飞行，并能之前，其90毫安时电池需要补足，以在空中停留约2.5分钟。
It flaps its four wings for take off and flight and is able to stay aloft for about 2.5 minutes before its 90 mAh battery needs topping up.
有关性能命中，那么这是相当明显的，它需要较长时间闲置起来，如此反复，更多的电池消耗。
About the performance hit, well that's pretty obvious and it takes longer to idle up, so again, more battery drain.
本文根据潜艇蓄电池仿真的需要，提出了使用模型的概念，并讨论了用专家系统来实现它的可能性。
In this paper, the concept about the applied model of submarine battery is introduced in accordance with the need for its simulation, and possibility of its realization by expert system is discussed.
电池没电了，它需要重新充电。
它安装起来相当容易，而且不需要任何维护，只需偶尔换电池即可。
It's easily set up and doesn't need any maintenance, except for occasional battery changes.
要让这个小玩意儿产生能量并将其储藏在内置电池中，你只需要把它握在手中并转转手腕就可以了。
To get this little guy to produce energy, which it then stores in built-in batteries, all you have to do is hold it in your hand and rotate your wrists.
据研发网站介绍，noPhone有一些普通智能手机没有的特点，它无线、无电池，不需要更新软件，防碎防水。
As the site explains, 'the noPhone has superior features to a normal smartphone, because it's totally wireless, battery-free, doesn't require software updates, and is shatterproof and waterproof.
据研发网站介绍，noPhone有一些普通智能手机没有的特点，它无线、无电池，不需要更新软件，防碎防水。
As the site explains, 'the noPhone has superior features to a normal smartphone, because it's totally wireless, battery-free, doesn't require software updates, and is shatterproof and waterproof.
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