What is new is the urgent need to scale up this technology to accommodate another three billion people.

新的问题是迫切需要扩大这项技术的规模，以容纳另外30亿人。

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They just need to show how to scale up their technology—so far they’ve tried it only on watch-size batteries.

他们只需要解决如何用这项技术做大电池的问题——现在他们只能做出手表大小的电池。

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But the organic materials have a limited lifetime and the technology is expensive to scale up.

但有机材料的使用寿命有限，而且该技术要广泛使用则开销昂贵。

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In Africa,the foundation works with the non-profit organization KickStart, which develops inexpensive technology for small-scale farmers, and sets up local profit-making distribution systems.

VOA: standard.2009.12.18

Lockheed Martin executives want to scale the technology up to 100 megawatts in subsequent ventures, producing the same amount of electricity in a year that 1.3 million barrels of oil could while generating virtually no fuel costs or greenhouse gases.

FORBES: Move up http://i.forbesimg.com t Move down

Longer term, by leveraging shale gas infrastructure, biogas is poised to capitalize on a free ride to widespread scale up, a notion unheard of in many clean energy technology circles.

FORBES: Biogas and the Shale Gas Bonanza

Bring the two together and economies of scale, coupled with technology fed in from a tie-up with Japan's Mitusbishi, would ensure success.

ECONOMIST: Schrempp runs out of road | The