Instead of using relatively slow-moving mechanical shutter curtains, electro-optic devices such as Pockels cells can be employed as shutters.

Scot took advantage of its sparse traffic to pick up as much speed as possible and deftly weaved in and out of the relatively slow-moving vehicles.

The channel was three times the size of the one to the right; the water was placid and relatively slow-moving.

In the relatively slow-moving Industrial Age, this worked.

New fossils from about 20 million to 17 million years ago show the various species of Proconsul to be relatively slow-moving arboreal animals that are difficult to categorize.

These shields react proportionally to the amount of kinetic energy of incoming matter, so they can be penetrated by relatively slow-moving objects such as a thrown knife.

Meanwhile, we were moving at so slow a pace because of my knee that even the relatively slow-moving armor must soon catch up with us.

"He changed banking from a relatively slow-moving institution to a fast-moving institution," Mr. McGillicuddy said.

An engine or a even a part of a wing could fail on a relatively slow-moving commercial flight, and the plane still stands a good chance of landing safely.

In the past, a pedestrian had to worry about relatively slow-moving streetcars or other obstacles of travel.