因此，使用替代燃料和提高能源效率既是生态需要，也是技术挑战。
Using alternative fuels and improving energy efficiency is thus both an ecological necessity and a technological challenge.
在过去的一年里，高昂的燃料价格使人们前所未有地关注能源效率。
Over the past year, sky-high fuel prices have focused minds on efficiency like never before.
直至2007年，杜邦通过提高能源效率，每年能节省22亿美元，这与其当年公布的总利润相当。
By 2007, DuPont was saving $2.2bn a year through energy efficiency, the same as its total declared profits that year.
当我们防止物质的浪费、提高能源效率或提高资源生产率时，我们就节约了资金、提高了盈利能力并增强了竞争力。
When we prevent physical waste, increase energy efficiency or improve resource productivity, we save money, improve profitability and enhance competitiveness.
科技带来的可不单是能源效率的提高。
但是能源效率将是关键。
能源效率也证明了一些内部供应商的胜利。
Energy efficiency is also proving a win for some vendors inhouse.
能源效率可以很快提高。
有助于实现欧洲2020年的能源效率目标。
Contributing to meeting Europe's energy efficiency targets for 2020.
该计划对数百种消费产品的能源效率进行认证。
The program certifies hundreds of consumer products for energy efficiency.
可能你会在购买新笔记本电脑时先看看能源效率。
You probably look at energy efficiency labels before buying a new laptop.
这比已经能源效率相当高的LEDs的效率还高。
That's on top of the already high energy efficiency of LEDs.
他说，‘我们在回收，我们在着手提高能源效率。’
He said, 'we're recycling, and we're looking at improving our energy efficiency.'
对汽车的推崇，远远胜过了对空气质量和能源效率的关心。
Air quality and energy efficiency have been outweighed by reverence for the car.
由于能源效率的提高，目前对石油的依赖性没有以前大了。
Yet improvements in energy efficiency mean dependence on oil is not what it once was.
直到1990年，对能源效率的关注拉动了荧光灯的市场。
It wasn't until the 1990s that CFLs gained traction, driven by concerns about energy efficiency.
该技术同时承诺提高能源效率，因为它仅在产品需要时供电。
The technology also promises energy efficiency because it would only power products when needed.
近年来，中国已采取重大步骤来改善其能源效率和减少排放量。
In recent years, China has taken significant steps to improve its energy efficiency and reduce its emissions.
允许社区享用新技术带来的提升的易用性，成本效益或能源效率。
Allows community to take advantage of new technologies that may appear and that offer improved usability, cost effectiveness or energy efficiency.
“要想更进一步，我们必须更加艰难的提高能源效率”，解先生表示。
“The further you go the harder it gets to increase energy efficiency, ” Xie said.
也有警告称今年的能源效率可以降低一点，因为年度指标已经被突破了。
There have also been warnings that energy efficiency may decline once this year's deadline has passed.
也有警告称今年的能源效率可以降低一点，因为年度指标已经被突破了。
There have also been warnings that energy efficiency may decline once this year's deadline has passed.
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