The engineers inspected the track circuit after reports of intermittent signal failures.

The maintenance team inspected the track circuits after the heavy storm to ensure safe train operations.

The circuit rank of the network determines how many independent feedback loops it can contain.

To determine whether the network has an Eulerian circuit, check that every vertex has even degree and that the graph is connected.

The technician inspected the local circuit of the battery to determine why the lights flickered.

The track-circuited section of the line prevented two trains from entering the same block.

She became famous on the Foxhole Circuit, traveling from camp to camp to lift soldiers' spirits.

After graduating, he spent two summers on the citronella circuit, learning to sing, dance, and survive on meager pay.

The repair technician carefully examined the damaged circuit boards before ordering replacements.

After the show, the crew followed the sawdust circuit to find the hidden props behind the curtains.