Using alternative fuels and improving energy efficiency is thus both an ecological necessity and a technological challenge.
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。
When we prevent physical waste, increase energy efficiency or improve resource productivity, we save money, improve profitability and enhance competitiveness.
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。
By 2007, DuPont was saving $2.2bn a year through energy efficiency, the same as its total declared profits that year.
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 $2.2 billion a year through energy efficiency, the same as its total declared profits that year.
到2007年，杜邦公司通过提高能效一年节省22亿美元，和它那年公布的总利润一样多。
The technology also promises energy efficiency because it would only power products when needed.
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。
Energy efficiency is also proving a win for some vendors inhouse.
能源效率也证明了一些内部供应商的胜利。
We must invest in green technology and better energy efficiency to tackle both problems.
我们应该在绿色技术和高效能源领域投入更多来解决这两个问题。
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。
“The further you go the harder it gets to increase energy efficiency, ” Xie said.
“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。
You probably look at energy efficiency labels before buying a new laptop.
可能你会在购买新笔记本电脑时先看看能源效率。
The program certifies hundreds of consumer products for energy efficiency.
该计划对数百种消费产品的能源效率进行认证。
Contributing to meeting Europe's energy efficiency targets for 2020.
有助于实现欧洲2020年的能源效率目标。
Many greens pin their hopes on energy efficiency.
许多环保人士寄希望于能源高效。
One scenario included the IEA's proposed energy efficiency measures, while the second did not.
一种情况采用国际能源机构提议的能源效率措施，而第二种情况则没有。
The project will focus on wind, solar, hydro, geothermal power and industrial energy efficiency.
该项目的重点是风力、太阳能、水力、地热能发电和提高工业能源效率。
Increasing energy efficiency makes our ships, aircraft, and vehicles more tactically capable.
提高能源的效率可以提升我们船舶、飞机以及车辆的作战能力。
A Lot of Scope Seen for Improving Energy efficiency.
在提高能源使用效率方面还有很大潜力。
I saw energy efficiency technologies that will help us to tackle climate change.
那里的节能技术将有利于我们更好地应对气候变化。
The agreement says that in future harmonised chargers will improve energy efficiency and reduce energy consumption.
协议称将来的统一充电器会提高能源利用的效率并降低能耗。
The computer itself featured groundbreaking advancements in energy efficiency, shock resistance, and connectivity.
这些电脑本身拥有节能、抗震以及可联网等突破性的改进。
Fourth, enhance exchanges of experience in improving energy efficiency and environment protection.
第四，加强在节能、环保等方面的经验交流。
This often coincides with gains in energy efficiency, too.
这也常常与能效的提高不谋而合。
This often coincides with gains in energy efficiency, too.
这也常常与能效的提高不谋而合。
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