Thepetrol engine is optimally sized to provide the cruise power at its most efficient operating point, resulting in an improved fuel efficiency overall.

航空煤油发动机的尺寸经过优化设计，已经能够在发动机的最有效的操作点上提供巡航动力，进而从总体上提高燃料效率。

youdao

The efficiency of the robot will directly influence the overall efficiency of the search engine. The key techniques and algorithm are mainly described.

对开发高性能网络机器人所涉及的关键技术和算法进行了详细地分析。

youdao

Scuderi says its split-cycle engine increases overall efficiency by up to 50 percent and cuts down on NOx gases at the same time by changing the way air gets channeled through an engine.

FORBES: The Ten Most Controversial Companies in Green