Because of its weight, the flywheel helps to smooth engine operation.

飞轮通过本身的质量使发动机运转平稳。

youdao

Battery voltage sense input above target charging voltage during engine operation.

在引擎运转时，电池电压感应输入高于标准充电电压。

youdao

A component on the engine for controlling fuel flow for starting and engine operation.

发动机上的一个部件。在发动机起动和运转时控制燃油流量。

youdao

And the man making this all possible, literally, the single engine, the piston that's driving this whole operation of making sure that we don't walk away from our cities, we don't walk away from this recovery, we don't -- we take the chances we're taking to generate growth here, is a man who came from a big city himself.

WHITEHOUSE: Talking Jobs with America��s Mayors

To help promote Operation Santa, Be An Elf uses technology, including search engine optimization (SEO).

FORBES: 12 Days of Charitable Giving 2012: Be An Elf

The TDI engine charges the battery while driving in order to store enough electrical energy for EV operation later in the journey-for instance, in an urban area.

ENGADGET: VW unveils CrossBlue plug-in SUV with iPad mini headrests and 85MPGe efficiency (eyes-on)