A contact might comprise a copper strip with a surface coating.

These magnets pass by copper strips anchored to the tower.

A contact might be composed of a copper strip with a surface coating.

In this experiment, one size experimental unit is again an individual copper strip.

There is only one copper strip in the solution at one time.

The exact number of copper strips is adjusted during the calibration of the Model.

These currents are broken up by occasional cuts in the copper strips.

Once beyond the copper strips, there is a burst of acceleration until the top is reached.

The sides of the frame were of gleaming copper strips.

A magnetic needle is placed parallel with the copper strip.