Therefore, even small improvements in the average efficiency of electric motors are significant.

因此，即使略微提高电机的平均效率，都十分重要。

youdao

First Solar’s panels have an average efficiency rate of 11-12% as opposed to 14-15% for the silicon ones.

第一太阳能公司的太阳能电池板平均效率为11-12%，而使用晶体硅的太阳能电池板效率为14-15%。

youdao

In Britain, as in most rich countries, the average efficiency of coal-fired power stations is about 35%.

同大多数富国一样，英国燃煤发电站的平均燃烧效率在35%左右。

youdao

First Solar was mass producing panels with an average efficiency of nearly 13% by the end of 2012.

FORBES: How First Solar Is Remaking Itself With New Tech And Leaders

At present, the cells are only 1% efficient, as opposed to an average efficiency of 15% for Typical solar panels.

FORBES: Could The Carbon Emissions Crisis Be Solved With Solar Cells Made Of Carbon?

That the average efficiency of U.S. vehicles improves to 42 miles per gallon, 68% better than the 25mpg now achieved.

FORBES: Field of Dreamers