China's relative dearth of high-quality energy resources hinders its supply capability.

中国优质能源资源相对不足，制约了供应能力的提高。

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The natural gas is to sweep, efficiently, high-quality energy and the chemical engineering raw material, is petroleum and coals best in lieu of energy.

天然气是清洁、高效、优质能源和化工原料，是石油和煤炭最好的替代能源。

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The batteries have to store a lot of energy in a small, light package, scoring high in a quality known as energy density.

新型电池必须在轻小的电池组里储存大量电能，在能量密度上表现出高评分。

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This is the story of how one man combined LEDs with solar energy technology to bring high-quality, low-cost electric light to poor people around the world.

VOA: standard.2009.12.13

That means that low-temperature waste heat can be used to produce high-quality chemical energy hydrogen for the first time.

FORBES: Could Hydrogen Breakthrough Revive The Fuel-Cell Car?

The report noted that providing clear, consistent information is critical to building the foundation for a self-sustaining home energy retrofit market that will save consumers money, reduce greenhouse gas emissions, and create high-quality, clean energy jobs.

WHITEHOUSE: Rating Home Energy Performance

Belkin also provides public and private sector organizations with high-quality security, infrastructure, energy, and server-room solutions.

ENGADGET: Belkin signs licensing deal with Lego, encourages you to brick your phone