If a heart beats too slowly, the device will use electrical signals to help set a normal rate.

VOA: special.2010.06.29

Now, if you're an engineer, and you use the ideal gas law to design a chemical plant or a boiler or an electrical plant, you know, a steam plant, you're going to be in big trouble.

比如说锅炉，蒸汽机,我们会遇到一个大问题：,我们设计的机器将无法运作，因为对大部分实际气体。

麻省理工公开课 - 热力学与动力学课程节选

If a heart beats too slowly, the pacemaker will use electrical signals to help set a normal rate.

VOA: special.2010.06.02

According to a study conducted by Schatz Energy Research Center at Humboldt State University, electrical use per household in urban areas of Humboldt County has shot up 50 percent since 1996, while in Arcata and more rural areas, household electricity use has jumped 60 percent.

FORBES: Written by Matt Hickman

Instead of gunpowder or rocket motors, the railgun will use electrical power to propel the projectiles.

FORBES: U.S. Navy Pioneers Next-Gen Electric Weaponry

The processors still use electrical circuits, but the chips convert the electrical information to light pulses, which then transfer between chips.

FORBES: IBM Develops Nanophotonics Chip For Faster Communications