Power-line communications are used to transmit data over electrical power lines.

Power-line communication is a technology that uses existing power lines to transmit data.

I need to buy some relocatable power taps for my office.

Power line communications are used to transmit data over electrical power lines.

The effective radiated power of the radio station is 50,000 watts.

Space power systems are essential for long-duration space missions.

Purchasing power parity is an economic theory that compares the currencies of different countries based on their relative purchasing power.

The nuclear power plant provides electricity to the entire city.

The nuclear power station provides electricity to millions of homes.

There are many nuclear power stations around the world.