列出了工业应用中检测与控制的概念和实际设计技术；以案例形式给出了电动机设计方案。
...电能效率； 不稳定导热； 三维[gap=725] optimum designs； heat conduction； computerized simulation； mathematical models； electric energy efficiency； unsteady heat conduction； three-dimensional...
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太阳能电池板效率计 Efficiency Meter
太阳能光电转换效率 solar photovoltaic conversion efficiency
太阳能发电效率最大化 Solar power maximum efficiency
太阳能电池效率量测 Solar Cell Efficiency Measurement System
引入家电节能效率认证 Titoli di efficienza energetica
电化学电池，特别是锂电池，成为了最佳选择，因为它们把化学能转变为电能效率很高并且无有毒物质释放。
Electrochemical batteries, lithium ones in particular, are the best option, converting stored chemical energy into electricity with high efficiency and without toxic emissions.
由于可以让电子毫无阻碍地通过，这种超导体将可以明显提高电能传输的效率。
By permitting electricity to travel freely, without resistance, such a superconductor could dramatically improve the efficiency of power transmission technologies.
有四个泵结构和通路的电池比较容易制造，但其把糖转换成电能的效率仅为百分之四左右。
A cell with four pumps and channels was easier to make but only about four percent as efficient at converting sugar to electricity.
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