For top efficiency, be sure the proper size valve is used.

为了获得最好的效率，请确保采用最恰当的通径。

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A recent study of the nation's hospitals put Virginia Mason in the top one percent in safety and efficiency for two years running.

一项对全国医院的调查，连续两年把维吉尼亚·梅森医院评为安全和效率最好的医院之一。

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For the sake of efficiency, place your most often used screen customizations at the top of the customization order list, since the search for a screen match stops once a match is found.

出于效率方面的考虑，请将最常用的屏幕自定义放在自定义顺序列表的顶部，因为屏幕匹配过程在找到一个匹配项后就会停止。

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Each year U.S. electric utilities waste tens of billions of cubic feet of natural gas on "spinning reserves, " for example, generators that are running below top efficiency so they can supply electricity on a moment's notice.

FORBES: Juicing the System

For more detail on each individual charity, including financial efficiency calculations and top pay, click here and then click on the name of the charity.

FORBES: The Largest U.S. Charities For 2012

Last year, Kingdown School took the top prize for schools when its aerodynamic car reached a 1, 980 mile per gallon efficiency.

BBC: Car built by Wiltshire pupils clocks 2,000 mpg