The second fix comes from using more efficient power supplies.
第二个改良方法来自于使用更有效的供电系统。
However, there is no end to the demand for a smaller, more efficient power supply.
然而，体积更小、重量更轻、效率更高的电源产品仍是人们不断努力和追求的目标。
Sergio: Also to do with energy efficient power plants?
塞吉奥：还是跟那个高能效的发电厂有关吗？
Are we able to invent high efficient power storage battery?
我们能否发明高效能蓄电池？
Efficient power control is very important in the design of cellular radio systems.
有效的功率控制方法在蜂窝无线通信系统的设计中非常重要。
Efficient power conversion circuitry can minimize the loss to save energy and protect environment.
高效的功率转换电路把损耗降到最低，节能环保。
Efficient power conversion circuitry can minimize the loss to save energy and protect environment.
高效的功率转换电路把损耗降到最低，节能环保。
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