Bridge bearings are of disc type.
The different discs are determined as to disc type, but do not differentiate until the late larval and subsequent pupal stages when they form the adult structures.
The data layer, supported by the polycarbonate substrate can be metallic or dye-based, depending on the disc type.
Both disc types use unique blue-violet laser beams to read data, and are not compatible with equipment for other formats.
The tools come in several types, including: grit impregnated, blade type, crown type, and disc type.
The front flange and rear disk type was used from March 1944, followed finally by the double disc type.
A disc type adapted to work with fluids at high temperature.
The choice of which disc type and size to use is rather empirical.
Friction brakes may be of either drum or disc type.
Once the disc type is recognized, the extra disc fades out and the recognized disc descends into a blue slot.