Third, it expresses each year's results in terms of constant purchasing power, not in current money.

During this period there were constant power struggles amongst the Muslims.

The physical model behind this method is the infinite line source with constant power per unit length.

"A full ten minutes at constant power," she quoted.

Ship mills could potentially run full-time, good for tasks that demanded constant power.

What's that arched frame of blackness, and why does it have to use such terrific, constant power?

They have constant power and water supply here, A.C. all around.

Indeed, many in the neighborhood are from the Dominican Republic, where constant electric power is not taken for granted.

Requires constant power to maintain the stored information.

However, the nature of cell phones and other portable battery-powered devices means they need constant power in order to work properly.