This gives the home a very high level of energy efficiency since only the Spaces being occupied are in operation.

因为只有占用的空间都在可控范围内，这给予别墅高水平的能源效率。

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But so far, building energy efficiency still remain in the pilot, demonstration of the level, has not yet extended to the whole.

但是到目前为止，建筑节能仍然停留在试点、示范的层面上，尚未扩大到整体。

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It can greatly improve the efficiency of mine hoisting, and the work environment, reduce the energy consumption and raise the enterprise benefit and management level.

该系统的应用将极大地提高矿山提升的工作效率，改善工人的工作环境，降低能源消耗，提高企业效益和管理水平。

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Featuring the latest AMD A-Series Accelerated Processing Units (APUs), the ThinkCentre M78 gives business professionals a reliable PC with powerful performance, a high level of security and energy efficiency.

ENGADGET: Lenovo intros ThinkCentre M78 with AMD A-Series APU and a starting price of $449

Yes, we can control certain aspects, such as the cars we drive and the level of personal commitment to energy savings and efficiency.

FORBES: Being Played by the Players

As part of its most recent five-year plan, Beijing set an ambitious goal to reduce its energy "intensity"--a common measure of a country's energy efficiency--by 20% from the 2005 level by 2010.

FORBES: Magazine Article