Second generator also helps to increase the pressure difference between evaporator and condenser to improve the performance of the whole cycle.

对冷凝器与蒸发器间压差的建立也起到一定的作用。

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Most carmakers are taking a more conservative approach than Tesla’s, and it is here that the second answer, a battery plus a generator, heaves into view.

大多汽车制造商都采取了比泰斯拉更为保守的战略，于是有了第二种方法，电池加发电机，为电池充电。

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The second is to add a petrol-driven generator known as a "range extender".

第二，在车中安装被称为里程扩增器的汽油发电机。

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To supply the extra juice, utilities turn on inefficient single-cycle gas turbines, which turn 25% of the fuel's energy into electricity, as opposed to 45% for combined-cycle plants that use turbine exhaust to make steam to run a second generator.

FORBES: Magazine Article

The fight between Repsol YPF , a Spanish energy concern, and Endesa , Spain's leading electricity provider, for the second-biggest generator, Iberdrola, has ended in a government-sanctioned settlement.

ECONOMIST: Sweet deals

Staff Sergeant Romesha took out an enemy machine gun team, and, while engaging a second, the generator he was using for cover was struck by a rocket-propelled grenade, inflicting him with shrapnel wounds.

WHITEHOUSE: The White House